trans-4,5-diphenyl-2-methyl-Δ2-oxazoline

(2,2-dimethoxy-1-phenylethyl)benzene

苯甲醛二甲缩醛

(1R,2S)-1,2-dimethoxy-1,2-diphenylethane

(1R,2R)-(+)-1,2-二苯基乙二胺