[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a natural product found in Clavularia koellikeri with data available."}, {"from": "gpt", "value": "[C][/C][=C][\\C@H1][Branch2][Ring2][S][C][/C][=Branch2][Ring2][#Branch2][=C][/C@H1][C@H1][Branch2][Ring1][Branch2][C@H1][Branch2][Ring1][Ring1][C][/C][=Branch1][=C][=C][/C@H1][Branch1][Ring2][C][/-Ring1][=C][O][C][=Branch1][C][=O][C][/C][O][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring2][Ring1][Ring1][/C][O][C][=Branch1][C][=O][C]"}]