Patent ID: 7939671

Claim:
A compound of the formula: or a salt or N-oxide thereof, wherein Ar 6 and Ar 7 are the same or different, independently one from the other, and each is an optionally substituted five-membered heteroaryl group; Alk is an alkyl group; R 36 and R 37 , together with the atoms to which they are attached, form an optionally substituted five-membered heterocycle; and R 38 is H, substituted or unsubstituted alkyl, substituted or unsubstituted cycloalkyl alkyl, substituted or unsubstituted heterocycloalkylalkyl, substituted or unsubstituted aryl, substituted or unsubstituted arylamidoalkyl, substituted or unsubstituted heteroarylamidoalkyl, substituted or unsubstituted arylalkyl, substituted or unsubstituted arylalkoxy, substituted or unsubstituted heteroaryl, substituted or unsubstituted heteroarylalkyl, or haloalkyl.