(R)-2,2-Dimethyl-4-phenyl-3-((S)-3-phenylbutanoyl)oxazolidine

(S,E)-1-(2-(hydroxymethyl)pyrrolidin-1-yl)-3-phenylprop-2-en-1-one

(5S)-N-[(3S)-phenylbutanoyl]-5-triphenylmethoxymethyl-2-pyrrolidinone

(S,R)-(+)-N-(1-ethyl-2-hydroxy)ethyl-N-(2-fluorobenzyl)-3-phenylbutanamide

(1'S,2'S,3R)-N-(2'-hydroxy-1'-methyl-2'-phenylethyl)-N-methyl-3-phenylbutananamide