Synonyms: Naphth[2',1':4,5]indeno[2,1-b]pyrrole,5'H-androstano[16,17-b]pyrrole deriv.; Naphth[2',1':4,5]indeno[2,1-b]pyrrole,1,2,3,4,4a,4b,5,6,6a,8,10,10a,10b,11,12,12a-hexadecahydro-4a,6a-dimethyl-,[4aS-(4aa,4bb,6aa,10ab,10ba)]-; [4aS-(4aa,4bb,6aa,10ab,10ba)]-1,2,3,4,4a,4b,5,6,6a,8,10,10a,10b,11,12,12a-Hexadecahydro-4a,6a-dimethylnaphth[2',1':4,5]indeno[2,1-b]pyrrole