Synonyms: 1H-Cyclopenta[7,8]phenanthro[3,2-c]pyrylium,cholest-2-eno[2,3-c]pyrylium deriv.;1H-Cyclopenta[7,8]phenanthro[3,2-c]pyrylium, 1-(1,5-dimethylhexyl)-2,3,3a,3b,4,5,5a,6,11,11a,11b,12,13,13a-tetradecahydro-11a,13a-dimethyl-,[1R-[1a(R*),3ab,3ba,11aa,11bb,13aa]]-; [1R-[1a(R*),3ab,3ba,11aa,11bb,13aa]]-1-(1,5-Dimethylhexyl)-2,3,3a,3b,4,5,5a,6,11,11a,11b,12,13,13a-tetradecahydro-11a,13a-dimethyl-1H-cyclopenta[7,8]phenanthro[3,2-c]pyrylium