Formic acid (R)-4,4-dibromo-1-ethyl-but-3-enyl ester

Benzoic acid (R)-1-ethyl-but-3-ynyl ester

2-Furanol, tetrahydro-5-[2-(phenylmethoxy)ethyl]-, (2S-trans)-

6-O-Benzyl-3,5-dideoxy-1,2-O-isopropylidene-α-D-erythro-hexofuranose

Methyl 6-O-benzyl-2,3,5-trideoxy-(β)-D-glycerohexofuranoside