Patent ID: 7402582

Claim:
A compound of the formula: wherein: R 1 is R 2 is H, lower alkyl, halogen, or —OR 9 ; R 3 and R 4 are independently H, lower alkyl, substituted lower alkyl, OR 10 , or NR 11 R 12 ; n is an integer from 2-6; R 5 and R 6 are independently H, alkyl, substituted alkyl, or taken together with the N to which they are attached form a 4 to 7-membered heterocyclic or substituted heterocyclic ring optionally containing at least two heteroatoms; R 7 and R 8 are independently H, alkyl, or substituted alkyl; m is an integer from 1-3; L is —OC(═O)NH—, —O—, —C(═O)NH—, —NHC(═O)—, or —NHS(═O) 2 —; R 9 is H or lower alkyl; R 10 is H, alkyl, substituted alkyl, alkylamino, or substituted alkylamino; R 11 and R 12 are independently H, alkyl, or substituted alkyl; and Ar 1 and Ar 2 are independently aryl, substituted aryl, heteroaryl, or substituted heteroaryl, or a pharmaceutically acceptable salt thereof.