[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a member of phosphinic acids."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][P][=Branch1][C][=O][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][O]"}]