641-78-1
(3R,5R,8S,9S,10S,13S,14S,17R)-17-acetyl-3,17-dihydroxy-10,13-dimethyl-2,3,4,5,6,7,8,9,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-11-one
→
50-03-3
醋酸氢化可的松
102213-14-9
22-acetoxy-11β-hydroxy-3-oxo-23,24-dinor-5β-chol-17(20)ξ-ene-21-nitrile
→
50-03-3
醋酸氢化可的松