2-(2-hydroxy-phenyl)-4,5-dihydro-oxazole-4-carboxylic acid isopropyl ester
isopropyl (RS)-2-phenyl-2-oxazoline-4-d-4-carboxylate
isopropyl (R)-2-phenyl-2-oxazoline-4-d-4-carboxylate
O-methylserine isopropyl ester
isopropyl 2-phenyl-4,5-dihydro-1,3-oxazole-4-carboxylate