(R)-3-hydroxy-3-methyl-2-phenylbutanoic acid

N,N'-羰基二咪唑

(R)-1-amino-2-methyl-1-phenyl-propan-2-ol

((R)-2-hydroxy-2-methyl-1-phenyl-propyl)-carbamic acid tert-butyl ester

(3'S,4R)-3-(1'-oxobutyl-3'-phenyl)-4-phenyl-5,5-dimethyloxazolidin-2-one