6β,21-diacetoxy-17-hydroxy-pregn-4-ene-3,11,20-trione

醋酸可的松

21-acetoxy-5,6β,17-trihydroxy-5α-pregnane-3,11,20-trione

2-((5R,10R,13S,17R)-6-acetoxy-5,17-dihydroxy-10,13-dimethyl-3,11-dioxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate

21-acetoxy-3,3-ethanediyldioxy-5,6ξ-epoxy-17-hydroxy-5ξ-pregnane-11,20-dione