methyl 5,6-deoxy-3-O-allyl-3-C-ethynyl-α-D-ribo-hex-5-enofuranoside

Acetic acid (2R,3R,4R,5R)-4-allyloxy-4-ethynyl-2-methoxy-5-vinyl-tetrahydro-furan-3-yl ester

methyl 5,6-deoxy-3-O-allyl-3-C-ethynyl-2-O-tert-butyldimethylsilyl-β-D-ribo-hex-5-enofuranoside