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