N-linked heterocyclic antagonists of P2Y1 receptor useful in the treatment of thrombotic conditions

1 The present invention provides novel ureas containing N-aryl or N-heteroaryl substituted heterocycles of Formula (I): or a stereoisomer, tautomer, pharmaceutically acceptable salt or solvate form thereof, wherein the variables A, B, D and W are as defined herein. These compounds are selective inhibitors of the human P2Yreceptor which can be used as medicaments.