[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a 2-benzopyran."}, {"from": "gpt", "value": "[C][C][O][C][C][=C][Branch1][#C][C][=Branch1][O][=C][Branch1][#Branch1][C][=C][Ring1][=Branch1][Ring1][#Branch2][O][O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]