(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
chromium(VI) oxide 、
硫酸 、
盐酸羟胺 、
sodium acetate 作用下,
生成
5'-amino-(5α)-androst-4-eno[3,2-c]isoxazol-17-one