[NH3+][C@@H]1CCC[NH2+][C@H]1C(=O)[O-] mol33233 1_1 [NH3+][C@@H]1CCCN[C@H]1C(=O)O mol33233 1_2 N[C@@H]1CCC[NH2+][C@H]1C(=O)O mol33233 1_3 N[C@@H]1CCCN[C@H]1C(O)=[OH+] mol33233 1_4 N[C@@H]1CCC[NH2+][C@H]1C(O)=[OH+] mol33233 2_1 [NH3+][C@@H]1CCC[NH2+][C@H]1C(=O)O mol33233 2_2 [NH3+][C@@H]1CCCN[C@H]1C(O)=[OH+] mol33233 2_3