(3S,8S,9S,10R,13R,14S,17R)-3-chloro-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene

dimethyl-[(2-methylpropan-2-yl)oxy]-trimethylsilyloxysilane

2-氟-4-硝基苯甲酸叔丁酯

叔丁氧基乙酸

N-Boc-L-缬氨酸