2,5-diphenyl-4-ethyl-Δ2-oxazoline

erythro-2-benzamido-1-phenylbutan-1-ol

5-ethyl-2,5-diphenyl-4H-1,3-oxazole

N-(2-hydroxy-2-phenyl-butyl)-benzamide

(E)-1-benzamido-2-phenyl-2-butene