2-Pyridinecarboxylic acid, 5-amino-6-(7-amino-5,8-dihydro-6-methoxy-5,8-dioxo-2-quinolinyl)-4-(2-hydroxy-3,4-dimethoxyphenyl)-3-methyl-, hydrazideStreptonigrin hydrazide 99520-41-9 AIDS-000090 AIDS000090 STN-NHNH2 Streptonigrin analog Streptonigrin hydrazide