Nixon & Vanderhye
Cytomegalovirus inhibiting compounds
 The present invention relates to heterocyclic compounds having antiviral activity. In particular, compounds of formula (I): wherein B, W, X, Y, R.sub.1, R.sub.2, R.sub.3, R.sub.4 and n are as defined herein, are useful in the therapy and prophylaxis of cytomegalovirus (CMV) infection in mammals. 
Biochem Therapeutics Incorporated
C C
C07D C07D
inventional inventional
Haolun Guy Tomislav Jean-Francois Tarek S. Wei Laval C. Paul
Jin Falardeau Stefanac Lavallee Mansour Wang Chan Nguyen-Ba