Patent ID: 7053223

Claim:
A compound of formula (I): or a pharmaceutically acceptable salt thereof wherein: W is halogen, cyano, alkyl, alkynyl, cycloalkyl, heterocyclic, aryl, or heteroaryl; R 1 is alkyl, alkynyl, cycloalkyl, heterocyclic, aralkyl, heteroaryl or heteroarylalkyl; R 2 is SO 2 R 3 , SO 2 NR 4 R 5 , C(═O)NR 6 R 7 , or C(═O)R 8 ; X is NR 9 R 10 or CR 11 R 12 R 13 ; R 3 is alkyl, alkynyl, cycloalkyl, heterocyclic, aryl or heteroaryl; R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , R 10 and R 14 are each, independently, hydrogen, alkyl, alkynyl, cycloalkyl, heterocyclic, acyl, aryl, heteroaryl or heteroarylalkyl, wherein optionally R 4 and R 5 together, R 6 and R 7 together, or R 9 and R 10 together form a heterocycle incorporating the nitrogen atom; R 11 , R 12 and R 13 are independently, hydrogen, alkyl, cycloalkyl, heterocyclic, aryl, heteroaryl or OR 14 , wherein R 11 and R 12 together optionally form a cycloalkyl attached in a spiro fashion, or a heterocylcoalkyl attached in a spiro fashion, or a carbonyl group (C═O).