17-Hydroxy-17-methyl-3-oxospiro(androst-5-ene-4,1'-cyclopropane)-2-carbonitrile 17beta-Hydroxy-17-methyl-3-oxospiro(androst-5-ene-4,1'-cyclopropane)-2alpha-carbonitrile 50303-11-2 Spiro(androst-5-ene-4,1'-cyclopropane)-2-carbonitrile, 17-hydroxy-17-methyl-3-oxo-, (2alpha,17beta)- U 30870 U30870