[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a diterpene and a member of octahydronaphthalenes."}, {"from": "gpt", "value": "[C][C@@H1][C][C][C@][Branch2][Ring1][=Branch2][C@H1][Branch1][#C][C@][Ring1][=Branch1][Branch1][C][C][C][C][C][=Branch1][C][=C][C][=C][C][C][C][=C][Ring1][=C][C][C]"}]