氢化可的松

乙酸酐

乙酸甲酯

[2-[(8S,9R,10S,13S,14S,17R)-9-bromo-11,17-dihydroxy-10,13-dimethyl-3-oxo-1,2,6,7,8,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-17-yl]-2-oxoethyl] acetate

三氯化铬