苄基4,6-O-亚苄基-2,3-二-O-苄基-beta-D-吡喃半乳糖苷

苄基2,3-二-O-苄基-beta-D-吡喃半乳糖苷

溴化苄

Benzyl 3,4-O-isopropylidene-β-D-galactopyranoside

benzyl 2,6-O-benzyl-3,4-di-O-isopropylidene-β-D-galactopyranoside