[{"from": "human", "value": "Please give me some details about this molecule. [C][O][C][=C][Branch1][S][C][=C][C][=C][C][=Branch1][C][=O][O][C][Ring1][#Branch1][=C][Ring1][O][C][O]"}, {"from": "gpt", "value": "The molecule is a member of coumarins."}]