(2S,8R,9S,10R,13S,14S,17S)-17-Hydroxy-10,13-dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene-2-carbonitrile 在
盐酸羟胺 、
sodium acetate 作用下,
生成
6,6-dimethyl-9-(3-nitrophenyl)-1,5,7,9-tetrahydro-[1,2,4]triazolo[5,1-b]quinazolin-8-one