[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a colorless white crystalline solid. "}, {"from": "gpt", "value": "[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][Ring1][=Branch1][O][Ring1][#Branch2]"}]