Nucleoside phosphoramidate prodrugs

DISCLOSED HEREIN ARE PHOSPHORAMIDATE PRODRUGS OF NUCLEOSIDE DERIVATIVES FOR THE TREATMENT OF VIRAL INFECTIONS IN MAMMALS, WHICH IS A COMPOUND, ITS STEREOISOMER, SALT (ACID OR BASIC ADDITION SALT), HYDRATE, SOLVATE, OR CRYSTALLINE FORM THEREOF, REPRESENTED BY THE FOLLOWING STRUCTURE: ALSO DISCLOSED ARE METHODS OF TREATMENT, USES, AND PROCESSES FOR PREPARING EACH OF WHICH UTILIZE THE COMPOUND REPRESENTED BY FORMULA (I).