1,3,4,6-四-o-乙酰基-alpha-d-吡喃半乳糖

Acetic acid (2S,3R,4S,5S,6R)-2-hydroxy-4,5-dimethoxy-6-methoxymethyl-tetrahydro-pyran-3-yl ester

methyl β-D-galactopyranosyl-<1->2>-β-D-galactopyranoside