[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a linear tetrapyrrole obtained by the enzymic degradation of heme by Mycobacterium tuberculosis enzyme MhuD. It is an arenecarbaldehyde, an aromatic ketone, a dicarboxylic acid and a linear tetrapyrrole. It is a conjugate acid of a mycobilin b(2-)."}, {"from": "gpt", "value": "[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][=C][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]"}]