[{"from": "human", "value": "Describe this molecule. [C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][Branch1][Ring2][O][Ring1][#Branch1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][O]"}, {"from": "gpt", "value": "The molecule is conjugate base of 2-hydroxy-2H-chromene-2-carboxylic acid. It is a conjugate base of a 2-hydroxychromene-2-carboxylic acid."}]