Patent ID: 8048884

Claim:
A compound of the formula: where: A is —N═, R 1 is selected from the group consisting of phenyl optionally substituted with methoxy or 1 to 3 independently selected chloro or fluoro substituents; pyrazol-4-yl optionally substituted with 1 to 3 methyl or ethyl groups; imidazolyl optionally substituted with 1 or 2 methyl or ethyl groups; pyridyl optionally substituted with fluoro or chloro; and thienyl; R 2 is hydrogen or methyl; m is 0, 1, or 2; R 3 is selected from the group consisting of hydrogen, fluoro, chloro, hydroxy, methoxy, hydroxymethyl, cyanomethyl, methoxymethyl, acetyl, methylcarbonylamino, methylcarbonylaminomethyl, pyrazol-1-ylmethyl, and triazolylmethyl, provided that when R 3 is hydrogen, m is not 0; each R 4 is independently selected from the group consisting of fluoro, chloro, methyl, and methoxy; or alternatively, two R 4 groups together with the phenyl to which they are attached join to form an indol-4-yl group; or a pharmaceutically acceptable salt thereof.