Noretindrona
C20H26O2
298,42
19-Norpregn-4-en-20-yn-3-one, 17-hydroxy-, (17α)-.
17-Hidroxi-19-nor-17α-pregn-4-en-20-in-3-ona [68-22-4]
19-Norpregn-4-en-20-yn-3-one, 17-hydroxy-, (17α)-.
17-Hidroxi-19-nor-17α-pregn-4-en-20-in-3-ona [68-22-4]