Patent ID: 6638967
Filing Date: 2003-10-28
Classification: A61K,A61P,C07C,C07D

Abstract:
A compound of formula (I): wherein each of W1 and W2 is H; X1 is LaGa; X2 is LbGb; each of Ga and Gb is independently pyrrolidinyl, imidazolidinyl, pyrazolidinyl, piperidyl, isoindolinyl, morpholinyl, piperazinyl, imidazolyl, thiazolinyl, 5,6-dihydro-3-imidazo[2,1B]-thiazolyl, or thiazolyl; Gb can be further selected from pyrrolyl; each of La and Lb is independently C1-3 alkylene; Y is a covalent bond; Z1 is â€”CH&boxH;CHâ€” to form a phenyl ring and Z2 is O or S; or a pharmaceutically acceptable salt, amide or ester thereof.