The present invention relates to novel Silane-Containing Heterocyclic Compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein A, A', B, B', R1 R2 and R3 are as defined herein. The present invention also relates to compositions comprising at least one Silane-Containing Heterocyclic Compound, and methods of using the Silane-Containing Heterocyclic Compounds for treating or preventing HCV infection in a patient.