[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][O][C][C][=C][Branch2][Ring1][#C][N][C@@H1][Branch2][Ring1][Branch1][C@@H1][Branch1][Branch1][C][Ring1][Ring2][=O][N][C][=Branch1][C][=O][C][C][C][C][=Branch1][C][=O][O-1][S][C][Ring2][Ring1][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is dicarboxylate anion of (7R)-7-(4-carboxybutanamido)cephalosporanic acid. It is a dicarboxylic acid dianion and a cephalosporin carboxylic acid anion. It is a conjugate base of a (7R)-7-(4-carboxybutanamido)cephalosporanic acid."}]