(5A)-23-METHYL-4-AZA-21-NORCHOL-1-ENE-3,20-DIONE (5alpha)-23-Methyl-4-aza-21-norchol-1-ene-3,20-dione 103497-68-3 4-Aza-21-norchol-1-ene-3,20-dione, 23-methyl-, (5alpha)- L 654066 L-654,066 MK 0963