[{"from": "human", "value": "Describe this molecule. [C][O][C][=Branch1][C][=O][C][=C][O][C@H1][Branch1][#C][C@@H1][Branch1][#Branch2][C@@H1][Ring1][=Branch1][C][C][=Branch1][C][=O][O-1][C][=C][O][C@H1][C@@H1][Branch1][P][C@H1][Branch1][=N][C@@H1][Branch1][=Branch2][C@H1][Branch1][Ring2][O][Ring1][=Branch1][C][O][O][O][O]"}, {"from": "gpt", "value": "The molecule is a dicarboxylic acid monoester(1-) that is the conjugate base of secoxyloganin, resulting from the deprotonation of the carboxy group. Major microspecies at pH 7.3. It is a conjugate base of a secoxyloganin."}]