[{"from": "human", "value": "Could you provide a description of this molecule? [C][=C][C][=Branch2][Ring1][=C][=C][C][=Branch1][C][=O][C][=C][Branch1][#C][C][=Branch1][C][=O][C][Ring1][Branch2][=C][Ring1][N][N][C][C][N][C][=C][N][=C][Ring1][=C][N][C][C][N].[C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O][\\C][=Branch1][C][=O][O].[C][=Branch1][#Branch1][=C][/C][=Branch1][C][=O][O][\\C][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is the dimaleate salt of a synthetic, noncardiotoxic aza-anthracenedione analogue with potential antineoplastic activity. Pixantrone intercalates into DNA and induces topoisomerase II-mediated DNA strand crosslinks, resulting in inhibition of DNA replication and tumor cell cytotoxicity."}]