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