Patent ID: 6962926

Claim:
A compound selected from the group consisting of compounds of formula A and formula B: where: m is 1, 2, or 3 (except that when X is CH 2 , m is 1); n is 4 or 5; p is 0 or 1; R 1 is pyrrolidin-1-yl, piperidin-1-yl, morpholin-4-yl, piperazin-1-yl, 4-methylpiperazin-1-yl, or hexahydroazepin-1-yl; R 2 is dimethylamino, ethylmethylamino, diethylamino, pyrrolidin-1-yl, or piperidin-1-yl; X is O, CH 2 , NH, or N(CH 3 ), and their pharmaceutically acceptable salts.