3386-00-3

Einecs 222-203-5 3,3:20,20-Bis-(aethylendioxy)-Δ5-pregnenol-(17) 17-Hydroxypregn-5-ene-3,20-dione bis(ethylene acetal) 17a-Hydroxypregn-5-ene-3,20-dione-3,20-bis(ethyleneketal) 17α-Hydroxypregn-5-ene-3,20-dione-3,20-bis(ethyleneketal) 17-hydroxypregn-5-ene-3,20-dione cyclic bis(ethylene acetal) Pregn-5-ene-3,20-dione, 17-hydroxy-, cyclic 3,20-bis(1,2-ethanediyl acetal)