[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a cyclic tetrapyrrole anion obtained by deprotonation of the carboxy groups of nickel-sirohydrochlorin a,c-diamide; major species at pH 7.3. It is a cyclic tetrapyrrole anion and a hexacarboxylic acid anion. It is a conjugate base of a nickel-sirohydrochlorin a,c-diamide."}, {"from": "gpt", "value": "[C][C@@][Branch2][Branch2][=N][C@@H1][Branch2][Branch2][C][C][=C][C][=N][C][=Branch2][=Branch1][=Branch1][=C][C][=C][Branch2][Branch1][=Branch2][C][=Branch2][Ring2][#C][=C][Branch1][Ring2][N-1][Ring1][Branch1][C][=C][C@@][Branch2][Ring1][#Branch2][C@@H1][Branch1][S][C][=Branch1][Ring2][=N][Ring1][Branch1][C][=C][Ring2][Ring1][Branch1][N-1][Ring2][Ring1][Ring2][C][C][C][=Branch1][C][=O][O-1][Branch1][C][C][C][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O-1][C][C][C][=Branch1][C][=O][O-1][C][=Branch1][O][=C][Ring2][Ring2][#Branch1][C][C][=Branch1][C][=O][O-1][C][C][C][=Branch1][C][=O][O-1][C][C][C][=Branch1][C][=O][O-1][C][C][=Branch1][C][=O][N].[Ni]"}]