Synonyms: 4-Aza-21-norchol-1-ene-3,20-dione,23-methyl-, (5a)-;2H-Indeno[5,4-f]quinolin-2-one,1,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-4a,6a-dimethyl-7-(3-methyl-1-oxobutyl)-,[4aR-(4aa,4bb,6aa,7a,9ab,9ba,11ab)]-; 5a-23-methyl-4-aza-21-norchol-1-ene-3,20-dione; L654066; MK 963