[{"from": "human", "value": "Generate a molecule based on this description. The molecule is a hydroxycoumarin."}, {"from": "gpt", "value": "[C][C][=C][Branch2][Ring1][Ring2][C][=Branch1][C][=O][O][C][=C][Ring1][#Branch1][C][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][Br][O][Br]"}]