2-Pyridinecarboxylic acid, 6-[7-(acetylamino)-5,8-dihydro-6-methoxy-5,8-dioxo-2-quinolinyl]-5-amino-4-(2-hydroxy-3,4-dimethoxyphenyl)-3-methyl- 7-N-Acetylstreptonigrin NSC310826 STREPTONIGRIN,7-N-ACETYL