[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][N][C][=C][Branch1][O][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is major microspecies at pH 7.3"}]