Synonyms: Cyclopenta[7,8]phenanthro[2,3-d][1,3]dioxin,6'H-androst-2-eno[3,2-d][1,3]dioxin deriv.; Cyclopenta[7,8]phenanthro[2,3-d][1,3]dioxin,1,2,3,3a,3b,4,5,5a,6,10,11,11a,11b,12,13,13a-hexadecahydro-11a,13a-dimethyl-,[3aS-(3aa,3bb,11ab,11ba,13ab)]-; [3aS-(3aa,3bb,11ab,11ba,13ab)]-1,2,3,3a,3b,4,5,5a,6,10,11,11a,11b,12,13,13a-Hexadecahydro-11a,13a-dimethylcyclopenta[7,8]phenanthro[2,3-d][1,3]dioxin