cis-4-(1H,1H,2H,2H,3H,3H-perfluoroundecyloxy)-2-buten-1-ol

(2S,3S,4S,5R,6R)-4,5-bis(benzyloxy)-6-((benzyloxy)methyl)-2-(((Z)-4-((4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecyl)oxy)but-2-en-1-yl)oxy)tetrahydro-2H-pyran-3-yl acetate

1-O-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecanoxyl-cis-but-2-enyl)-2,3,4,6-tetra-O-acetyl-β-galactopyranoside