[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a member of coumarins. It has a role as a metabolite."}, {"from": "gpt", "value": "[C][C@@][C][C][C@H1][Branch2][Ring2][=C][C][Branch2][Ring2][=Branch1][C][Ring1][=Branch1][C][=C][C@][Branch2][Ring1][=Branch2][C@H1][Ring1][#Branch2][C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][=Branch2][Branch1][C][C][O][Branch1][C][C][C][O]"}]