(1R,1'R)-1'-(dibenzylphosphinyl)-2,3,4,5,6-penta-O-benzyl-D-galacto-heptitol

(1R,1'S)-1,1'-oxiranyl-1'-(dibenzylphosphinyl)-2,3,4,5,6-penta-O-benzyl-D-galacto-heptitol

(1’S)-dibenzyl C-(2,3,5,6-tetra-O-benzyl-α-D-galactofuranosyl)hydroxymethanephosphonate

(1’S)-dibenzyl C-(2,3,5,6-tetra-O-benzyl-α-D-galactofuranosyl)-1'-acetoxymethanephosphonate