phenyl 6-O-[(tert-butyl)diphenylsilyl]-3,4-O-isopropylidene-1-thio-2-O-(trimethylacetyl)-β-D-galactopyranoside

N-trichloroethoxycarbonyl-O-(2,6-di-O-benzyl-β-D-galactopyranosyl)-L-serine benzyl ester

N-trichloroethoxycarbonyl-O-(2,6-di-O-benzyl-3,4-O-isopropylidene-β-D-galactopyranosyl)-L-serine benzyl ester

2-(trimethylsilyl)ethyl-2,3,4-tri-O-acetyl-6-O-t-butyldiphenylsilyl-β-D-galactopyranosyl-(1->4)-3-O-acetyl-6-O-benzyl-2-deoxy-2-phthalimido-β-D-glucopyranoside