The invention provides compounds of Formula (I) for inhibiting gh cosidases, prodrugs of the compounds, and pharmaceutical compositions comprising the compounds or prodrugs of the compounds. The invention also provides method of treating diseases and disorders related to deficiency or over-expression of O-gh coprotein 2-acetamido-2-deoxy-β-D-glucopyranosidase (O-GlcNAcase), accumulation or deficiency of 2-acetamido-2-deoxy-β-D-glucopyranoside (O-GlcNAc).
本发明提供了化合物(I)的抑制gh cosidases的作用,该化合物的前药以及包含该化合物或该化合物的前药的药物组合物。本发明还提供了治疗与O-gh蛋白2-乙酰胺基-2-脱氧-β-
D-葡萄糖吡喃酶(O-GlcNAcase)缺乏或过度表达、2-乙酰胺基-2-脱氧-β-
D-葡萄糖吡喃苷(O-GlcNAc)积累或缺乏相关疾病和障碍的方法。