2-(tert-butyloxycarbonylamido)ethyl 6-deoxy-6-{[2-(methoxycarbonyl)ethyl]amino}-β-D-galactopyranoside

2-(tert-butyloxycarbonylamido)ethyl β-D-galactopyranoside

N-[2-((2,3,4,6-tetra-O-acetyl)-α-D-galactopyranosyloxy)ethyl]carbamate

2-(tert-butyloxycarbonylamido)ethyl 2,3,4-tri-O-acetyl-6-O-(4-tolylsulfonyl)-β-D-galactopyranoside