4-methoxyphenyl 3,6-di-O-benzoyl-4-O-chloroacetyl-2-deoxy-2-trichloroacetamido-β-D-galactopyranoside

3,4-di-O-benzoyl-6-O-chloroacetyl-2-deoxy-2-trichloroacetamido-1-O-trichloroacetimidoyl-α-D-galactopyranose