3H oxazolo and 3H tiazolo (4,5, -) (d) pirimidin-2-ona 3,5-distustium and 3,5,7-trisustitutes and their Prof

摘要

The Invention relates to compounds of 3H - and 3h tiazolo oxazolo (4,5-d) pyrimidine 2 - 3.5 - ona alkylated 3,5,7 and potency of the Tri substituted compounds and its prodrugs have immunomodulatory activity.The Invention also relates to the therapeutic or preventive use of such compounds and Pharmaceutical compositions containing them and Methods for treating diseases and disorders described herein, by means of Administration of effective amounts of such compounds and pro Drugs.