Patent ID: 7091217

Claim:
A compound of the formula and the salts thereof wherein R 1 is selected from halo, substituted or unsubstituted alkyl, substituted or unsubstituted hydroxyl, substituted or unsubstituted amino, substituted or unsubstituted thiol, and substituted or unsubstituted acyl; k is 0–3; each n is independently 0 or 1; each R is independently H or alkyl (1–6C); W is pyridyl, oxazolyl, or imidazolyl; wherein W is optionally substituted with Y j ; j is 0–3; each Y is benzyl, halo, or −(CR 2 ) m NR 5 2 ; wherein R is H or alkyl (1–6C), m is independently 0–4, and each R 5 is independently H, alkyl (1–6C), alkenyl (2–6C), alkynyl (2–6C), or acyl (1–6C), each optionally substituted by one or more nonaromatic, nonheterocyclic substituent(s) and a indicates the linker between Ring A and N and b indicates the linker between ring E and the N.