[2-[(8R,9S,10S,11S,13S,14S,16R,17R)-11-hydroxy-10,13,16-trimethyl-3-oxo-17-propanoyloxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-17-yl]-2-oxoethyl] propanoate 生成
11β,17α,21-Trihydroxy-16α-methyl-5β-pregnane-3,20-dione 17,21-dipropionate