Patent ID: 7829574

Claim:
A compound of the following formula: in which each of R 1 , R 2 , R 3 , R 4 , R 5 , R 8 , R 9 , and R 10 , independently, is H, halo, amino, hydroxy, alkyl, alkenyl, alkynyl, heterocycloalkyl, alkoxy, alkylthio,-carboxy, alkoxycarbonyl, carbonylamino, or sulfonylamino, or R 3 and R 4 , together with the carbon atoms to which they are attached, form a 4- to 7-membered saturated, unsaturated, or aromatic ring, optionally containing 1-3 hetero atoms selected from N, O and S; R 6 is alkyl; R 7 is alkoxycarbonyl, aminocarbonyl, or aminosulfonyl; X is O; and Z is N; wherein each of alkyl, alkenyl, alkynyl, heterocycloalkyl, and alkoxy is optionally substituted with at least one substituent chosen from halo, hydroxyl, amino, cyano, nitro, mercapto, alkoxycarbonyl, amido, carboxy, alkanesulfonyl, alkylcarbonyl, carbamido, carbamoyl, carboxyl, thioureido, thiocyanato, sulfonamido, alkyl, alkenyl, alkynyl, alkoxy, aryl, heteroaryl, cycloalkyl, and heterocycloalkyl.