[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Dendrodoris grandiflora, Doriopsilla pelseneeri, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][=Branch1][C][=O][O][C@H1][C@H1][C][=Branch1][Branch1][=C][O][Ring1][Branch1][C][C][C@@H1][C@@][Ring1][Branch2][Branch1][O][C][C][C][C][Ring1][=Branch1][Branch1][C][C][C][C]"}]