[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Rhodobacter capsulatus, Afifella marina, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][=Branch2][Branch1][#Branch1][=C][C][C][C][=Branch2][Ring2][#C][=C][C][=C][C][=Branch2][Ring2][#Branch1][=C][C][=C][C][=Branch2][Ring1][#C][=C][C][=C][C][=C][Branch1][C][C][C][=C][C][=C][Branch1][C][C][C][=C][C][=C][Branch1][C][C][C][C][C][=C][Branch1][C][C][C][C][C][C][C]"}]