(E)-A-苯乙烯二硼酸双(2,3-二甲基-2,3-丁二醇)乙酯

(R)-(-)-2-tert-butoxy-2-oxo-1-phenylethyl pyrrolidine-1-carboxylate

2-羟基-2-苯乙醛

(R)-2,2-dimethyl-4-phenyl-1,3-dioxolane

(R)-2-methylcarbonyloxy-1-phenylethyl acetate