ethyl 3-oxo-2-(3-phenylprop-2-enoylamino)butanoate

ethyl 5-methyl-2-(2-phenylethenyl)-1,3-oxazole-4-carboxylate

[5-methyl-2-(2-phenylethenyl)-1,3-oxazol-4-yl]methanol

4-(chloromethyl)-5-methyl-2-(2-phenylethenyl)-1,3-oxazole

[5-ethyl-2-(2-phenylethenyl)-1,3-oxazol-4-yl]methanol