Patent ID: 7553854

Claim:
A compound, stereoisomer, tautomer, oxide, or ester, of Formula (I) or a pharmaceutically acceptable salt thereof wherein X is O, S, or S(O); R 1 and R 2 are independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, acyl, cycloalkyl, substituted cycloalkyl, cycloalkenyl, substituted cycloalkenyl, aryl, substituted aryl, heterocyclyl, substituted heterocyclyl, heteroaryl, and substituted heteroaryl; or R 1 and R 2 are taken together to form a group selected from heterocyclyl, substituted heterocyclyl, heteroaryl, or substituted heteroaryl; R 3 is selected from the group consisting of halo, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, carbonitrile, aryl, substituted aryl, cycloalkyl, substituted cycloalkyl, cycloalkenyl, substituted cycloalkenyl, heteroaryl, substituted heteroaryl, heterocyclyl, substituted heterocyclyl, amino, substituted amino, acyl, acylamino, alkoxy, substituted alkoxy, carboxyl, carboxyl ester, substituted sulfonyl, aminosulfonyl, and aminocarbonyl; each R 6 is independently alkyl, substituted alkyl, alkoxy, substituted alkoxy, amino, substituted amino, or halo; n is 0, 1, or 2; and when X is O, R 4 is hydrogen, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, or substituted alkynyl, and R 5 is hydrogen, alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, aminocarbonyl, halo, heteroaryl, substituted heteroaryl, cycloalkyl, or substituted cycloalkyl, or R 4 and R 5 are taken together to form a group selected from heterocyclyl, substituted heterocyclyl, cycloalkyl, substituted cycloalkyl, aryl, substituted aryl, heteroaryl, and substituted heteroaryl; and when X is S or S(O), R 4 is hydrogen, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, or substituted alkynyl, and R 5 is hydrogen, alkyl, substituted alkyl, alkenyl, substituted alkenyl, alkynyl, substituted alkynyl, aminocarbonyl, halo, heteroaryl, substituted heteroaryl, cycloalkyl, or substituted cycloalkyl.