[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C][Branch1][Ring2][C][Ring1][Ring2][Branch1][=Branch1][C][=Branch1][C][=O][O][C][=Branch1][C][=O][O].[N].[N].[Pt+2]"}, {"from": "gpt", "value": "The molecule is a platinum coordination entity with cis square-planar geometry in which platinum(II) is coordinated to two ammonia ligands and a bidentate cyclobutane-1,1-dicarboxylate ligand. It has a role as a mutagen and an antineoplastic agent. It contains a cyclobutane-1,1-dicarboxylate(2-)."}]