Patent ID: 6911464

Claim:
A compound of formula (I): wherein: Y is —C(O)—, —CH 2 —, —CH 2 C(O)— or —SO 2 —; R 1 and R 2 are each independently C 1-8 -alkyl, CF 2 H, CF 3 , CH 2 CHF 2 , cycloalkyl, or (C 1-8 -alkyl)cycloalkyl; Z 1 is H, C 1-6 -alkyl, NH 2 , NR 3 R 4 or OR 5 ; Z 2 is H or C(O)R 5 ; X 1 , X 2 , X 3 and X 4 are each independently H, halogen, NO 2 , OR 3 , CF 3 , C 1-6 -alkyl, (C 0-4 alkyl)-(C 3-6 -cycloalkyl), (C 0-4 -alkyl)-N—(R 8 R 9 ), (C 0-4 -alkyl)-NHC(O)—(R 8 ), (C 0-4 -alkyl)-NHC(O)CH(R 8 )(R 9 ), (C 0-4 -alkyl)-NHC(O)N(R 8 R 9 ), (C 0-4 -alkyl)-NHC(O)O(R 8 ), (C 0-4 -alkyl)-O—R 8 , (C 0-4 -alkyl)-imidazolyl, (C 0-4 -alkyl)-pyrrolyl, (C 0-4 -alkyl)-oxadiazolyl, (C 0-4 -alkyl)-triazolyl (C 0-4 -alkyl)-heterocycle or NHCOCH(R 8 )N(R 7 R 8 ); R 3 , R 4 , and R 5 are each independently H, C 1-6 -alkyl, O—C 1-6 -alkyl, phenyl, benzyl, or aryl; R 6 and R 7 are independently H or C 1-6 -alkyl; R 8 and R 9 are each independently H, C 1-9 -alkyl, C 3-6 -cycloalkyl, (C 1-6 -alkyl)-(C 3-6 -cycloalkyl), (C 0-6 -alkyl)-N(R 4 R 5 ), (C 1-6 -alkyl)-OR 5 , phenyl, benzyl, aryl, piperidinyl, piperizinyl, pyrolidinyl, morpholino, or C 3-7 -heterocycloalkyl; or a pharmaceutically acceptable salt or solvate thereof.