[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a member of coumarins."}, {"from": "gpt", "value": "[C][/C][=Branch2][Ring1][#Branch1][=C][\\C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][=Branch2][/C][C][C][Branch1][=Branch2][C][Branch1][C][C][Branch1][C][C][Cl][O]"}]