ethyl 2-[(E)-2-phenylethenyl]oxazole-4-carboxylate

9(R)-9-(benzyloxymethyl)-1,4,8-trioxaspiro[4.5]dec-7-yl acetate

(4R)-4-benzyl-3-[(3R)-3-(triethylsilyloxy)-3-(2-(triisopropylsilyloxymethyl)-1,3-oxazol-4-yl)propanoyl]-2-oxazolidinone

4-carboethoxy-2-(triisopropylsilyloxymethyl)-1,3-oxazole

(4R)-4-benzyl-3-[(3R)-3-hydroxy-3-(2-(triisopropylsilyloxymethyl)-1,3-oxazole-4-yl)propanoyl]-2-oxazolidinone