[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Senecio crassissimus with data available."}, {"from": "gpt", "value": "[C][/C][=C][Branch1][C][\\C][/C][=Branch1][C][=O][O][C@H1][C][/C][=C][Branch2][Ring1][=Branch2][/C][C][C@H1][Branch1][#C][C@H1][Branch1][O][C@H1][C@@][Ring1][#Branch2][Branch1][Ring2][O][Ring1][Ring1][C][O][C][Branch1][C][C][C][\\C]"}]