19,11α-dihydro-5,17β-dihydroxy-6'H-benzo[10,9,11]-5α-estran-3-one cyclic 2,2-dimethyl-1,3-propanediyl acetal

3,3-[2,2-Dimethyl-1,3-propanediylbis(oxy)]-19-ethinyl-5α-androst-9(11)-ene-5,17β-diol

19,11α-dihydro-5-hydroxy-6'H-benzo[10,9,11]-5α-estrane-3,17-dione cyclic 3-(2,2-dimethyl-1,3-propanediyl acetal)

19-(2-bromoethenyl)-5,17β-dihydroxy-5α-androst-9(11)-ene-3-one cyclic 2,2-dimethyl-1,3-propanediyl acetal

19-(Bromoethinyl)-3,3-[2,2-dimethyl-1,3-propanediylbis(oxy)]-5α-androst-9(11)-ene-5,17β-diol