3-O-benzoyl-5-deoxy-1,2-O-isopropylidene-6-O-trityl-α-D-ribo-hexofuranose

3-O-benzoyloxy-5-deoxy-1,2-O-isopropylidene-α-D-ribohexofuranose

5-(benzoyl-methoxycarbonylmethylene)-3-methylthio-1,4-diphenyl-4,5-dihydro-1,2,4-triazole

Anhydro 8-ethyl-5-hydroxy-2-phenyl-7-oxo-1,3,4-oxadiazolo[3,2-a]pyrimidinium hydroxide

2-Benzoyl-3-methyl-5-hydroxyisoxazolidine