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