This invention provides for prodrug Compounds I, pharmaceutical compositions thereof, and their use in treating HIV infection. ##STR00001## wherein: X is C or N with the proviso that when X is N, R.sup.1 does not exist; W is C or N with the proviso that when W is N, R.sup.2 does not exist; V is C; E is hydrogen or a pharmaceutically acceptable salt thereof; and Y is selected from the group consisting of ##STR00002## Also, this invention provides for intermediate Compounds II useful in making prodrug Compounds I. ##STR00003## wherein: L and M are independently selected from the group consisting of C.sub.1-C.sub.6 alkyl, phenyl, benzyl, trialkylsilyl, -2,2,2-trichloroethoxy and 2-trimethylsilylethoxy.