CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)O ZINC000003830218 07/91/19/210079119 AVKUERGKIZMTKX-NJBDSQKTSA-N 0 349.412 EC 0.318 1 Anodyne mid ECAAMN CC1(C)S[C@@H]2[C@H](NC(=O)[C@H]([NH3+])c3ccccc3)C(=O)N2[C@H]1C(=O)[O-] fda endogenous CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)O ZINC000003830218 07/91/15/210079115 AVKUERGKIZMTKX-NJBDSQKTSA-N -1 349.412 EC 0.318 0 Anodyne ref ECAARM CC1(C)S[C@@H]2[C@H](NC(=O)[C@H](N)c3ccccc3)C(=O)N2[C@H]1C(=O)[O-] fda endogenous