[{"from": "human", "value": "Please give me some details about this molecule. [C][C][=C][Branch2][=Branch1][Branch2][/C][=Branch2][Ring2][#C][=C][/C][=C][Branch2][Ring2][C][C][=Branch2][Ring1][=N][=C][Branch1][Ring2][N][Ring1][Branch1][C][=Branch1][C][=O][C][=C][Branch1][=N][C][=Branch1][=Branch2][=C][Branch1][Ring2][N][Ring1][Branch1][C][=O][C][C][=C][C][C][C][C][=Branch1][C][=O][O][/N][/C][\\-Ring2][Ring1][=N][=C][\\C][=N][C][=Branch1][C][=O][C][=Branch1][Branch1][=C][Ring1][=Branch1][C][C][=C][C][C][C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a linear tetrapyrrole obtained by the enzymic degradation of heme by Mycobacterium tuberculosis enzyme MhuD. It is a linear tetrapyrrole, a dicarboxylic acid, an arenecarbaldehyde and an aromatic ketone. It is a conjugate acid of a mycobilin a(2-)."}]