Synonyms: 2H-Cyclopenta[1,2]phenanthro[8a,9-b]azirine,androstano[5,6-b]azirine deriv.; 2H-Cyclopenta[1,2]phenanthro[8a,9-b]azirine,1,3,4,6,6a,6b,7,8,9,9a,10,11,11a,11b-tetradecahydro-9a,11b-dimethyl-, [6aS-(6aa,6bb,9aa,11ab,11ba)]-; [6aS-(6aa,6bb,9aa,11ab,11ba)]-1,3,4,6,6a,6b,7,8,9,9a,10,11,11a,11b-Tetradecahydro-9a,11b-dimethyl-2H-cyclopenta[1,2]phenanthro[8a,9-b]azirine