Patent ID: 7902359

Claim:
A compound of formula (I): in which R 1 is H, OH, CHO, or CH 2 NR a R b , each of R 2 and R 3 , independently, is H, OH, or NR a R b or R 2 and R 3 together are ═O or ═NR c ; or R 1 is CH 2 OH, each of R 2 and R 3 , independently, is H, or NR a R b , or R 2 and R 3 together are ═O or ═NR c ; in which each of R a and R b independently, is H, alkyl, cycloalkyl, aryl, or heteroaryl chosen from pyridinyl, imidazolyl, thienyl and thiazolyl, and R c is H, alkyl, cycloalkyl, aryl, heteroaryl chosen from pyridinyl, imidazolyl, thienyl and thiazolyl, hydroxy, or alkoxy; or R 1 , R 2 , and R 3 , together with ring A which they are attached to, are: G is: in which R d is H, alkyl, cycloalkyl, aryl, heteroaryl chosen from pyridinyl, imidazolyl, thienyl and thiazolyl, R a′ CO, or R a′ R b′ NHCO, each of R a′ , and R b′ , independently, being H, alkyl, cycloalkyl, aryl, or heteroaryl chosen from pyridinyl, imidazolyl, thienyl and thiazolyl; each of R e and R f , independently, is H, alkoxy, aryloxy, heteroaryloxy wherein the heteroaryl is chosen from pyridinyl, imidazolyl, thienyl and thiazolyl, alkylthio, arylthio, heteroarylthio wherein the heteroaryl is chosen from pyridinyl, imidazolyl, thienyl and thiazolyl, or NR c′ R d′ , R c′ and R d′ independently, being H, alkyl, cycloalkyl, aryl, or heteroaryl chosen from pyridinyl, imidazolyl, thienyl and thiazolyl; and Z is O or a bond, and/or at least one pharmaceutically acceptable salt thereof.