Patent ID: 7001898

Claim:
A compound of Formula (I), wherein R 1 is one to three substituents independently selected from hydrogen, halogen, amino, substituted amino, hydroxy, alkyloxy, phenyl, substituted phenyl, alkylthio, arylthio, alkyl-sulfoxide, aryl-sulfoxide, alkyl-sulfone, and aryl-sulfone; R 4 is one or two substituents independently selected from the group consisting of hydrogen, alkyl, substituents alkyl, phenyl, and substituted phenyl; R 5 is selected from hydrogen, alkyl, substituents alkyl, aldehyde, carboxyl, alkoxycarbonyl, substituted alkoxycarbonyl, —(CH 2 ) k NZ 1 Z 2 and —CONZ 1 Z 2 wherein k is an integer from 1-4, and Z 1 and Z 2 are independently selected from hydrogen, alkyl, substituted alkyl, heterocyclyl, substituted heterocyclyl, aminocarbonyl, and substituted aminocarbonyl, or N, Z 1 and Z 2 together form heterocyclyl, substituted heterocyclyl, heteroaryl, or substituted heteroaryl; a represents double bond; A is selected from phenyl; X is selected from CH; and n is 1, 2, or 3; or an optical isomer, enantiomer, diastereomer, racemate thereof, or a pharmaceutically acceptable salt thereof.