Patent ID: 7943605

Claim:
A compound of formula (Ia) wherein R 2a is hydrogen, aryl, C 1-6 alkoxy, amino, C 1-6 alkyl, C 2-6 alkenyl, heteroaryl, C 3-8 cycloalkyl, 3-8-membered heterocycloalkyl, acyl, C 1-6 -alkyl aryl, C 1-6 -alkyl heteroaryl, C 1-6 -alkyl cycloalkyl, C 1-6 -alkyl heterocycloalkyl, carboxy, alkoxycarbonyl, aminocarbonyl, C 1-6 -alkyl carboxy, C 1-6 -alkyl acyl, C 1-6 -alkyl alkoxy, C 1-6 -alkyl alkoxycarbonyl, C 1-6 -alkyl aminocarbonyl, C 1-6 -alkyl acylamino, acylamino, C 1-6 -alkyl ureido, C 1-6 -alkyl carbamate, C 1-6 -alkyl amino, C 3-8 -cycloalkyl amino, hydroxy, C 1-6 alkyl hydroxy, halogen or cyano; R 3 is hydrogen, halogen, C 1-4 alkyl or C 1-4 alkoxy; R 4 is hydrogen, halogen, C 1-4 alkyl or C 1-4 alkoxy; and R 8a and R 8b are linked together to form with N a 3 to 8 membered heterocycloalkyl.