Acetic acid (2R,3S,4S,5R,6R)-3,5-diacetoxy-2-acetoxymethyl-6-pent-4-enyloxy-tetrahydro-pyran-4-yl ester

pent-4-enyl 2,3-di-O-benzyl-6-O-(4-methoxyphenyl)-β-D-galactopyranoside