(8S,13S,14S,17R)-13-Methyl-17-(2-methyl-1,3-dioxolan-2-yl)-1,2,4,6,7,8,12,13,14,15,16,17-dodecahydrospiro(cyclopenta(a)phenanthrene-3,2'-(1,3)dioxolan)-17-ol (CAS 54201-84-2) | ChemAbout