[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a linear tetrapyrrole, product of heme degradation. An isomer of bilirubin. It has a role as a metabolite. It is a member of biladienes and a dicarboxylic acid."}, {"from": "gpt", "value": "[C][C][=C][Branch2][Branch1][=Branch2][N][C][=Branch1][O][=C][Ring1][Branch1][C][C][C][=Branch1][C][=O][O][C][C][=C][Branch2][Ring1][=C][C][=Branch2][Ring1][=Branch2][=C][Branch1][Ring2][N][Ring1][Branch1][/C][=C][/C][=Branch1][N][=C][Branch1][Branch2][C][=Branch1][C][=O][N][\\-Ring1][=Branch1][C][C][=C][C][C][C][C][=Branch1][C][=O][O][/C][=C][\\C][=Branch1][=N][=C][Branch1][Branch2][C][=Branch1][C][=O][N][/-Ring1][=Branch1][C][=C][C]"}]