[{"from": "human", "value": "Provide a description of this molecule. [C][=C][C][=C][Branch1][Branch2][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][C][=Branch1][C][=O][C][=C][Branch2][Ring1][Ring2][C][=C][C][=C][Ring1][=Branch1][C][Ring1][=C][=N][N][Ring1][Branch1][C][C][N][C][C][O][N][C][C][N][C][C][O]"}, {"from": "gpt", "value": "The molecule is an anthrapyrazole-based antineoplastic antibiotic. Losoxantrone intercalates into DNA, induces single- and double-stranded DNA breaks and inhibits topoisomerase II, thereby inhibiting DNA replication and repair as well as RNA and protein synthesis. Losoxantrone is less cardiotoxic than doxorubicin."}]