The SMILES [NH3+]CCCC[C@H]([NH2+][C@@H](CCc1ccccc1)C(=O)[O-])C(=O)N1CCC[C@H]1C(=O)[O-] is not toxic.
The {#molecule |!}{SMILES__description} {SMILES#} is {clinical_toxicity#not &NULL}{clinical_toxicity__names__adjective}.
(2S)-1-[(2S)-6-azaniumyl-2-[[(1S)-1-carboxylato-3-phenylpropyl]azaniumyl]hexanoyl]pyrrolidine-2-carboxylate