Patent ID: 8901143

Claim:
A method of treating colon cancer or epidermoid carcinoma comprising administration to a subject in need thereof an effective amount of a compound of the following formula: and/or a pharmaceutically acceptable salt thereof, in which each of X and Y, independently, is O, S, or NR, wherein R is H, alkyl, alkenyl, alkynyl, aryl, cycloalkyl, heterocycloalkyl, heteroaryl, alkylcarbonyl, alkoxycarbonyl, aminocarbonyl, or aminosulfonyl; Z is CR′, wherein R′ is H, halo, nitro, cyano, hydroxyl, alkoxy, aryloxy, alkyl, alkenyl, alkynyl, aryl, cycloalkyl, or heterocycloalkyl; V, U, and T together represent each of R 1 , R 2 , R 3 , R 4 , and R 6 , independently, is H, halo, nitro, amino, cyano, hydroxy, alkyl, alkenyl, alkynyl, aryl, cycloalkyl, heterocycloalkyl, heteroaryl, alkoxy, alkylthio, alkylcarbonyl, carboxy, alkoxycarbonyl, carbonylamino, sulfonylamino, aminocarbonyl, or aminosulfonyl; R 5 is alkyl, cycloalkyl, heterocycloalkyl, aryl or heteroaryl; and R 7 is alkyl.