This invention provides for prodrug Compounds I, pharmaceutical compositions thereof, and their use in treating HIV infection. wherein: X is C or N with the proviso that when X is N, R1 does not exist W is C or N with the proviso that when W is N, R2 does not exist V is C E is hydrogen or a pharmaceutically acceptable salt thereof and Y is selected from the group consisting of Also, this invention provides for intermediate Compounds II useful in making prodrug Compounds I. wherein: L and M are independently selected from the group consisting of C1-C6 alkyl, phenyl, benzyl, trialkylsilyl, -2,2,2-trichloroethoxy and 2-trimethylsilylethoxy.