(5S,10S,13S,16R)-10,13-dimethyl-17-oxohexadecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolan]-16-yl trifluoromethanesulfonate | CAS 141664-05-3 | 95% In Stock | Price & 5–9 Day Delivery | MolGraph