data_PRDCC_002372
# 
_chem_comp.id                                    PRD_002372 
_chem_comp.name                                  ACE-VAL-ARG-MET-QZA 
_chem_comp.formula                               "C22 H43 Cl N7 O5 S" 
_chem_comp.formula_weight                        553.139 
_chem_comp.pdbx_release_status                   REF_ONLY 
_chem_comp.type                                  peptide-like 
_chem_comp.pdbx_type                             ? 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    ? 
_chem_comp.pdbx_initial_date                     ? 
_chem_comp.pdbx_modified_date                    ? 
_chem_comp.pdbx_ambiguous_flag                   ? 
_chem_comp.pdbx_replaced_by                      ? 
_chem_comp.pdbx_replaces                         ? 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     ? 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   ? 
_chem_comp.pdbx_ideal_coordinates_details        ? 
_chem_comp.pdbx_ideal_coordinates_missing_flag   ? 
_chem_comp.pdbx_model_coordinates_db_code        ? 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_pcm                              ? 
_chem_comp.pdbx_processing_site                  ? 
# 
loop_
_chem_comp_atom.comp_id 
_chem_comp_atom.atom_id 
_chem_comp_atom.alt_atom_id 
_chem_comp_atom.type_symbol 
_chem_comp_atom.charge 
_chem_comp_atom.pdbx_align 
_chem_comp_atom.pdbx_aromatic_flag 
_chem_comp_atom.pdbx_leaving_atom_flag 
_chem_comp_atom.pdbx_stereo_config 
_chem_comp_atom.model_Cartn_x 
_chem_comp_atom.model_Cartn_y 
_chem_comp_atom.model_Cartn_z 
_chem_comp_atom.pdbx_model_Cartn_x_ideal 
_chem_comp_atom.pdbx_model_Cartn_y_ideal 
_chem_comp_atom.pdbx_model_Cartn_z_ideal 
_chem_comp_atom.pdbx_component_comp_id 
_chem_comp_atom.pdbx_residue_numbering 
_chem_comp_atom.pdbx_component_atom_id 
_chem_comp_atom.pdbx_polymer_type 
_chem_comp_atom.pdbx_ref_id 
_chem_comp_atom.pdbx_component_id 
_chem_comp_atom.pdbx_ordinal 
_chem_comp_atom.pdbx_backbone_atom_flag 
_chem_comp_atom.pdbx_n_terminal_atom_flag 
_chem_comp_atom.pdbx_c_terminal_atom_flag 
PRD_002372 C1  C1  C  0 1 N N N -17.463 -6.963  -1.223  4.695  3.797  1.691  ACE 1 C    polymer 1 1 1  ? ? ? 
PRD_002372 O1  O1  O  0 1 N N N -17.369 -7.939  -1.997  4.886  4.566  0.772  ACE 1 O    polymer 1 1 2  ? ? ? 
PRD_002372 C2  C2  C  0 1 N N N -17.445 -7.213  0.288   5.005  4.220  3.104  ACE 1 CH3  polymer 1 1 3  ? ? ? 
PRD_002372 N1  N1  N  0 1 N N N -17.557 -5.670  -1.614  4.200  2.568  1.449  VAL 2 N    polymer 1 1 4  ? ? ? 
PRD_002372 C3  C3  C  0 1 N N S -17.769 -5.199  -3.020  3.892  2.159  0.076  VAL 2 CA   polymer 1 1 5  ? ? ? 
PRD_002372 C4  C4  C  0 1 N N N -16.795 -5.814  -4.059  2.839  1.082  0.096  VAL 2 C    polymer 1 1 6  ? ? ? 
PRD_002372 O2  O2  O  0 1 N N N -15.660 -5.324  -4.229  2.388  0.694  1.153  VAL 2 O    polymer 1 1 7  ? ? ? 
PRD_002372 C5  C5  C  0 1 N N N -17.774 -3.647  -3.141  5.160  1.620  -0.592 VAL 2 CB   polymer 1 1 8  ? ? ? 
PRD_002372 C6  C6  C  0 1 N N N -17.570 -3.208  -4.553  6.229  2.714  -0.612 VAL 2 CG1  polymer 1 1 9  ? ? ? 
PRD_002372 C7  C7  C  0 1 N N N -19.098 -3.059  -2.778  5.677  0.415  0.196  VAL 2 CG2  polymer 1 1 10 ? ? ? 
PRD_002372 N2  N2  N  0 1 N N N -17.243 -6.869  -4.759  2.396  0.550  -1.061 ARG 3 N    polymer 1 1 11 ? ? ? 
PRD_002372 C8  C8  C  0 1 N N S -16.371 -7.583  -5.722  1.372  -0.497 -1.041 ARG 3 CA   polymer 1 1 12 ? ? ? 
PRD_002372 C9  C9  C  0 1 N N N -16.319 -6.898  -7.073  0.124  0.034  -0.384 ARG 3 C    polymer 1 1 13 ? ? ? 
PRD_002372 O3  O3  O  0 1 N N N -17.324 -6.366  -7.555  0.185  1.007  0.338  ARG 3 O    polymer 1 1 14 ? ? ? 
PRD_002372 C10 C10 C  0 1 N N N -16.690 -9.072  -5.786  1.889  -1.702 -0.254 ARG 3 CB   polymer 1 1 15 ? ? ? 
PRD_002372 C11 C11 C  0 1 N N N -16.227 -9.800  -4.533  3.082  -2.317 -0.989 ARG 3 CG   polymer 1 1 16 ? ? ? 
PRD_002372 C12 C12 C  0 1 N N N -17.296 -10.754 -4.027  3.600  -3.523 -0.202 ARG 3 CD   polymer 1 1 17 ? ? ? 
PRD_002372 N3  N3  N  0 1 N N N -16.867 -11.819 -3.114  4.742  -4.111 -0.905 ARG 3 NE   polymer 1 1 18 ? ? ? 
PRD_002372 C13 C13 C  0 1 N N N -15.703 -12.486 -3.129  5.374  -5.208 -0.386 ARG 3 CZ   polymer 1 1 19 ? ? ? 
PRD_002372 N4  N4  N  0 1 N N N -14.793 -12.216 -4.046  4.951  -5.740 0.759  ARG 3 NH1  polymer 1 1 20 ? ? ? 
PRD_002372 N5  N5  N  1 1 N N N -15.512 -13.419 -2.220  6.412  -5.743 -1.026 ARG 3 NH2  polymer 1 1 21 ? ? ? 
PRD_002372 N6  N6  N  0 1 N N N -15.106 -6.757  -7.596  -1.061 -0.572 -0.599 MET 4 N    polymer 1 1 22 ? ? ? 
PRD_002372 C14 C14 C  0 1 N N S -14.908 -6.179  -8.920  -2.274 -0.056 0.040  MET 4 CA   polymer 1 1 23 ? ? ? 
PRD_002372 C15 C15 C  0 1 N N N -14.759 -7.384  -9.869  -3.284 -1.167 0.171  MET 4 C    polymer 1 1 24 ? ? ? 
PRD_002372 O4  O4  O  0 1 N N N -14.557 -8.549  -9.495  -3.017 -2.280 -0.230 MET 4 O    polymer 1 1 25 ? ? ? 
PRD_002372 C16 C16 C  0 1 N N N -13.658 -5.291  -9.104  -2.861 1.069  -0.814 MET 4 CB   polymer 1 1 26 ? ? ? 
PRD_002372 C17 C17 C  0 1 N N N -13.020 -4.616  -7.908  -1.887 2.248  -0.844 MET 4 CG   polymer 1 1 27 ? ? ? 
PRD_002372 S1  S1  S  0 1 N N N -11.373 -3.926  -8.279  -2.583 3.582  -1.857 MET 4 SD   polymer 1 1 28 ? ? ? 
PRD_002372 C18 C18 C  0 1 N N N -10.374 -5.424  -8.375  -1.306 4.867  -1.773 MET 4 CE   polymer 1 1 29 ? ? ? 
PRD_002372 N7  N7  N  0 1 N N N -14.859 -6.916  -11.110 -4.484 -0.924 0.734  QZA 5 N    polymer 1 1 30 ? ? ? 
PRD_002372 C19 C19 C  0 1 N N S -15.152 -7.787  -12.236 -5.466 -2.003 0.861  QZA 5 CA   polymer 1 1 31 ? ? ? 
PRD_002372 C20 C20 C  0 1 N N N -16.770 -8.096  -12.176 -5.191 -2.795 2.141  QZA 5 CB   polymer 1 1 32 ? ? ? 
PRD_002372 C21 C21 C  0 1 N N R -14.547 -6.977  -13.444 -6.874 -1.408 0.923  QZA 5 C    polymer 1 1 33 ? ? ? 
PRD_002372 O5  O5  O  0 1 N N N -15.452 -5.924  -13.837 -6.974 -0.538 2.052  QZA 5 O    polymer 1 1 34 ? ? ? 
PRD_002372 C22 C22 C  0 1 N N N -13.263 -6.705  -13.201 -7.149 -0.617 -0.357 QZA 5 C1   polymer 1 1 35 ? ? ? 
PRD_002372 CL1 CL1 CL 0 0 N N N -12.211 -8.015  -12.884 -8.857 -0.038 -0.351 QZA 5 CL   polymer 1 1 36 ? ? ? 
PRD_002372 H1  H1  H  0 1 N N N -17.345 -8.291  0.481   4.123  4.682  3.547  ACE 1 H1   polymer 1 1 37 ? ? ? 
PRD_002372 H2  H2  H  0 1 N N N -16.594 -6.680  0.738   5.290  3.346  3.690  ACE 1 H2   polymer 1 1 38 ? ? ? 
PRD_002372 H3  H3  H  0 1 N N N -18.383 -6.847  0.731   5.826  4.937  3.097  ACE 1 H3   polymer 1 1 39 ? ? ? 
PRD_002372 H4  H4  H  0 1 N N N -17.478 -4.970  -0.904  4.046  1.953  2.183  VAL 2 H    polymer 1 1 40 ? ? ? 
PRD_002372 H5  H5  H  0 1 N N N -18.776 -5.529  -3.314  3.524  3.018  -0.485 VAL 2 HA   polymer 1 1 41 ? ? ? 
PRD_002372 H6  H6  H  0 1 N N N -16.985 -3.230  -2.497  4.931  1.316  -1.613 VAL 2 HB   polymer 1 1 42 ? ? ? 
PRD_002372 H7  H7  H  0 0 N N N -17.579 -2.109  -4.601  6.458  3.017  0.410  VAL 2 HG11 polymer 1 1 43 ? ? ? 
PRD_002372 H8  H8  H  0 0 N N N -16.602 -3.583  -4.917  7.132  2.330  -1.087 VAL 2 HG12 polymer 1 1 44 ? ? ? 
PRD_002372 H9  H9  H  0 0 N N N -18.378 -3.609  -5.182  5.861  3.572  -1.173 VAL 2 HG13 polymer 1 1 45 ? ? ? 
PRD_002372 H10 H10 H  0 0 N N N -19.054 -1.964  -2.878  4.915  -0.364 0.210  VAL 2 HG21 polymer 1 1 46 ? ? ? 
PRD_002372 H11 H11 H  0 0 N N N -19.873 -3.457  -3.450  6.580  0.031  -0.280 VAL 2 HG22 polymer 1 1 47 ? ? ? 
PRD_002372 H12 H12 H  0 0 N N N -19.343 -3.322  -1.739  5.906  0.719  1.217  VAL 2 HG23 polymer 1 1 48 ? ? ? 
PRD_002372 H13 H13 H  0 1 N N N -18.185 -7.179  -4.628  2.757  0.860  -1.906 ARG 3 H    polymer 1 1 49 ? ? ? 
PRD_002372 H14 H14 H  0 1 N N N -15.351 -7.516  -5.316  1.143  -0.801 -2.063 ARG 3 HA   polymer 1 1 50 ? ? ? 
PRD_002372 H15 H15 H  0 1 N N N -17.777 -9.200  -5.891  2.201  -1.381 0.739  ARG 3 HB2  polymer 1 1 51 ? ? ? 
PRD_002372 H16 H16 H  0 1 N N N -16.183 -9.508  -6.660  1.097  -2.445 -0.164 ARG 3 HB3  polymer 1 1 52 ? ? ? 
PRD_002372 H17 H17 H  0 1 N N N -15.316 -10.372 -4.766  2.770  -2.639 -1.983 ARG 3 HG2  polymer 1 1 53 ? ? ? 
PRD_002372 H18 H18 H  0 1 N N N -16.005 -9.061  -3.749  3.875  -1.575 -1.080 ARG 3 HG3  polymer 1 1 54 ? ? ? 
PRD_002372 H19 H19 H  0 1 N N N -18.054 -10.154 -3.502  3.912  -3.201 0.792  ARG 3 HD2  polymer 1 1 55 ? ? ? 
PRD_002372 H20 H20 H  0 1 N N N -17.753 -11.235 -4.905  2.807  -4.265 -0.111 ARG 3 HD3  polymer 1 1 56 ? ? ? 
PRD_002372 H21 H21 H  0 1 N N N -17.516 -12.077 -2.399  5.050  -3.724 -1.739 ARG 3 HE   polymer 1 1 57 ? ? ? 
PRD_002372 H22 H22 H  0 0 N N N -13.933 -12.725 -4.062  4.194  -5.351 1.225  ARG 3 HH11 polymer 1 1 58 ? ? ? 
PRD_002372 H23 H23 H  0 0 N N N -14.964 -11.502 -4.725  5.399  -6.518 1.127  ARG 3 HH12 polymer 1 1 59 ? ? ? 
PRD_002372 H24 H24 H  0 0 N N N -14.661 -13.943 -2.213  6.721  -5.355 -1.860 ARG 3 HH21 polymer 1 1 60 ? ? ? 
PRD_002372 H25 H25 H  0 0 N N N -16.218 -13.603 -1.536  6.860  -6.521 -0.658 ARG 3 HH22 polymer 1 1 61 ? ? ? 
PRD_002372 H26 H26 H  0 1 N N N -14.310 -7.054  -7.069  -1.110 -1.350 -1.176 MET 4 H    polymer 1 1 62 ? ? ? 
PRD_002372 H27 H27 H  0 1 N N N -15.798 -5.603  -9.215  -2.028 0.329  1.030  MET 4 HA   polymer 1 1 63 ? ? ? 
PRD_002372 H28 H28 H  0 1 N N N -12.884 -5.925  -9.560  -3.025 0.707  -1.829 MET 4 HB2  polymer 1 1 64 ? ? ? 
PRD_002372 H29 H29 H  0 1 N N N -13.938 -4.492  -9.806  -3.810 1.393  -0.387 MET 4 HB3  polymer 1 1 65 ? ? ? 
PRD_002372 H30 H30 H  0 1 N N N -13.676 -3.799  -7.575  -1.723 2.610  0.171  MET 4 HG2  polymer 1 1 66 ? ? ? 
PRD_002372 H31 H31 H  0 1 N N N -12.917 -5.356  -7.101  -0.938 1.924  -1.272 MET 4 HG3  polymer 1 1 67 ? ? ? 
PRD_002372 H32 H32 H  0 1 N N N -9.331  -5.156  -8.599  -1.157 5.164  -0.735 MET 4 HE1  polymer 1 1 68 ? ? ? 
PRD_002372 H33 H33 H  0 1 N N N -10.418 -5.956  -7.413  -0.372 4.478  -2.178 MET 4 HE2  polymer 1 1 69 ? ? ? 
PRD_002372 H34 H34 H  0 1 N N N -10.764 -6.074  -9.172  -1.622 5.733  -2.356 MET 4 HE3  polymer 1 1 70 ? ? ? 
PRD_002372 H35 H35 H  0 1 N N N -14.729 -5.938  -11.273 -4.698 -0.033 1.054  QZA 5 H2   polymer 1 1 71 ? ? ? 
PRD_002372 H36 H36 H  0 1 N N N -14.616 -8.743  -12.139 -5.390 -2.667 -0.000 QZA 5 HA   polymer 1 1 72 ? ? ? 
PRD_002372 H37 H37 H  0 1 N N N -17.001 -8.668  -11.266 -5.267 -2.131 3.002  QZA 5 H5   polymer 1 1 73 ? ? ? 
PRD_002372 H38 H38 H  0 1 N N N -17.324 -7.146  -12.162 -5.921 -3.598 2.236  QZA 5 H6   polymer 1 1 74 ? ? ? 
PRD_002372 H39 H39 H  0 1 N N N -17.065 -8.680  -13.061 -4.188 -3.219 2.097  QZA 5 H7   polymer 1 1 75 ? ? ? 
PRD_002372 H40 H40 H  0 1 N N N -14.561 -7.695  -14.277 -7.604 -2.211 1.017  QZA 5 H8   polymer 1 1 76 ? ? ? 
PRD_002372 H41 H41 H  0 1 N N N -16.320 -6.285  -13.970 -6.352 0.203  2.034  QZA 5 H9   polymer 1 1 77 ? ? ? 
PRD_002372 H42 H42 H  0 1 N N N -12.869 -6.174  -14.080 -6.476 0.239  -0.407 QZA 5 H10  polymer 1 1 78 ? ? ? 
PRD_002372 H43 H43 H  0 1 N N N -13.230 -6.039  -12.326 -6.986 -1.258 -1.223 QZA 5 H11  polymer 1 1 79 ? ? ? 
# 
loop_
_chem_comp_bond.comp_id 
_chem_comp_bond.atom_id_1 
_chem_comp_bond.atom_id_2 
_chem_comp_bond.value_order 
_chem_comp_bond.pdbx_aromatic_flag 
_chem_comp_bond.pdbx_stereo_config 
_chem_comp_bond.pdbx_ordinal 
PRD_002372 C1  O1  DOUB N N 1  
PRD_002372 C1  C2  SING N N 2  
PRD_002372 C2  H1  SING N N 3  
PRD_002372 C2  H2  SING N N 4  
PRD_002372 C2  H3  SING N N 5  
PRD_002372 N1  C3  SING N N 6  
PRD_002372 N1  H4  SING N N 7  
PRD_002372 C3  C4  SING N N 8  
PRD_002372 C3  C5  SING N N 9  
PRD_002372 C3  H5  SING N N 10 
PRD_002372 C4  O2  DOUB N N 11 
PRD_002372 C5  C6  SING N N 12 
PRD_002372 C5  C7  SING N N 13 
PRD_002372 C5  H6  SING N N 14 
PRD_002372 C6  H7  SING N N 15 
PRD_002372 C6  H8  SING N N 16 
PRD_002372 C6  H9  SING N N 17 
PRD_002372 C7  H10 SING N N 18 
PRD_002372 C7  H11 SING N N 19 
PRD_002372 C7  H12 SING N N 20 
PRD_002372 N2  C8  SING N N 21 
PRD_002372 N2  H13 SING N N 22 
PRD_002372 C8  C9  SING N N 23 
PRD_002372 C8  C10 SING N N 24 
PRD_002372 C8  H14 SING N N 25 
PRD_002372 C9  O3  DOUB N N 26 
PRD_002372 C10 C11 SING N N 27 
PRD_002372 C10 H15 SING N N 28 
PRD_002372 C10 H16 SING N N 29 
PRD_002372 C11 C12 SING N N 30 
PRD_002372 C11 H17 SING N N 31 
PRD_002372 C11 H18 SING N N 32 
PRD_002372 C12 N3  SING N N 33 
PRD_002372 C12 H19 SING N N 34 
PRD_002372 C12 H20 SING N N 35 
PRD_002372 N3  C13 SING N N 36 
PRD_002372 N3  H21 SING N N 37 
PRD_002372 C13 N4  SING N N 38 
PRD_002372 C13 N5  DOUB N N 39 
PRD_002372 N4  H22 SING N N 40 
PRD_002372 N4  H23 SING N N 41 
PRD_002372 N5  H24 SING N N 42 
PRD_002372 N5  H25 SING N N 43 
PRD_002372 N6  C14 SING N N 44 
PRD_002372 N6  H26 SING N N 45 
PRD_002372 C14 C15 SING N N 46 
PRD_002372 C14 C16 SING N N 47 
PRD_002372 C14 H27 SING N N 48 
PRD_002372 C15 O4  DOUB N N 49 
PRD_002372 C16 C17 SING N N 50 
PRD_002372 C16 H28 SING N N 51 
PRD_002372 C16 H29 SING N N 52 
PRD_002372 C17 S1  SING N N 53 
PRD_002372 C17 H30 SING N N 54 
PRD_002372 C17 H31 SING N N 55 
PRD_002372 S1  C18 SING N N 56 
PRD_002372 C18 H32 SING N N 57 
PRD_002372 C18 H33 SING N N 58 
PRD_002372 C18 H34 SING N N 59 
PRD_002372 O5  C21 SING N N 60 
PRD_002372 C21 C22 SING N N 61 
PRD_002372 C21 C19 SING N N 62 
PRD_002372 C22 CL1 SING N N 63 
PRD_002372 C19 C20 SING N N 64 
PRD_002372 C19 N7  SING N N 65 
PRD_002372 N7  H35 SING N N 66 
PRD_002372 C19 H36 SING N N 67 
PRD_002372 C20 H37 SING N N 68 
PRD_002372 C20 H38 SING N N 69 
PRD_002372 C20 H39 SING N N 70 
PRD_002372 C21 H40 SING N N 71 
PRD_002372 O5  H41 SING N N 72 
PRD_002372 C22 H42 SING N N 73 
PRD_002372 C22 H43 SING N N 74 
PRD_002372 C1  N1  SING N N 75 
PRD_002372 C4  N2  SING N N 76 
PRD_002372 C9  N6  SING N N 77 
PRD_002372 C15 N7  SING N N 78 
# 
loop_
_pdbx_chem_comp_descriptor.comp_id 
_pdbx_chem_comp_descriptor.type 
_pdbx_chem_comp_descriptor.program 
_pdbx_chem_comp_descriptor.program_version 
_pdbx_chem_comp_descriptor.descriptor 
PRD_002372 InChI            InChI                1.06  "InChI=1S/C22H42ClN7O5S/c1-12(2)18(28-14(4)31)21(35)30-15(7-6-9-26-22(24)25)20(34)29-16(8-10-36-5)19(33)27-13(3)17(32)11-23/h12-13,15-18,32H,6-11H2,1-5H3,(H,27,33)(H,28,31)(H,29,34)(H,30,35)(H4,24,25,26)/p+1/t13-,15-,16-,17-,18-/m0/s1" 
PRD_002372 InChIKey         InChI                1.06  QHRZXCPCIIAYBK-HILJTLORSA-O                                                                                                                                                                                                                 
PRD_002372 SMILES_CANONICAL CACTVS               3.385 "CSCC[C@H](NC(=O)[C@H](CCCNC(N)=[NH2+])NC(=O)[C@@H](NC(C)=O)C(C)C)C(=O)N[C@@H](C)[C@@H](O)CCl"                                                                                                                                              
PRD_002372 SMILES           CACTVS               3.385 "CSCC[CH](NC(=O)[CH](CCCNC(N)=[NH2+])NC(=O)[CH](NC(C)=O)C(C)C)C(=O)N[CH](C)[CH](O)CCl"                                                                                                                                                      
PRD_002372 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C[C@@H]([C@H](CCl)O)NC(=O)[C@H](CCSC)NC(=O)[C@H](CCCNC(=[NH2+])N)NC(=O)[C@H](C(C)C)NC(=O)C"                                                                                                                                                
PRD_002372 SMILES           "OpenEye OEToolkits" 2.0.7 "CC(C)C(C(=O)NC(CCCNC(=[NH2+])N)C(=O)NC(CCSC)C(=O)NC(C)C(CCl)O)NC(=O)C"                                                                                                                                                                     
# 
_pdbx_chem_comp_identifier.comp_id           PRD_002372 
_pdbx_chem_comp_identifier.type              "SYSTEMATIC NAME" 
_pdbx_chem_comp_identifier.program           "OpenEye OEToolkits" 
_pdbx_chem_comp_identifier.program_version   2.0.7 
_pdbx_chem_comp_identifier.identifier        "[[[(4~{S})-4-[[(2~{S})-2-acetamido-3-methyl-butanoyl]amino]-5-[[(2~{S})-1-[[(2~{S},3~{R})-4-chloranyl-3-oxidanyl-butan-2-yl]amino]-4-methylsulfanyl-1-oxidanylidene-butan-2-yl]amino]-5-oxidanylidene-pentyl]amino]-azanyl-methylidene]azanium" 
# 
