O-(2-acetamido-3,4,6-tri-O-benzyl-2-deoxy-α-D-galactopyranosyl)-N-(tert-butyloxycarbonyl)-L-threonine tert-butyl ester

O-(3,4,6-tri-O-acetyl-2-azido-2-deoxy-α-D-galactopyranosyl)-L-threonine diphenylmethyl ester

N-diphenylmethylene-O-(3,4,6-tri-O-acetyl-2-azido-2-deoxy-α-D-galactopyranosyl)-L-threonine diphenylmethyl ester

N-(9-fluorenylmethoxycarbonyl)-O-(3,4,6-tri-O-acetyl-2-azido-2-deoxy-α-D-galactopyranosyl)-L-threonine diphenylmethyl ester

Nα-[(9H-芴-9-基甲氧基)羰基]-L-苏氨酸叔丁酯