17,21-dihydroxypregn-4-ene-3,11,20-trione 21-pivalate
CAS No. 85135-80-4
17,21-dihydroxypregn-4-ene-3,11,20-trione 21-pivalate;21-(2,2-Dimethyl-1-oxopropoxy)-17-hydroxypregn-4-ene-3,11,20-trione;Einecs 285-701-1