Patent ID: 8343944

Claim:
A compound having a structure according to the formula: wherein R 3 is —(CH 2 ) m C(O)OR 3a wherein m is an integer selected from 1, 2, 3, 4, 5, or 6; R 3a is selected from the group consisting of H, unsubstituted alkyl, and phenyl substituted alkyl; R 4 is selected from the group consisting of unsubstituted alkyl, —OR 4b , —(CH 2 ) n —O—(CH 2 ) p CH 3 , and halogen wherein n is an integer selected from 1, 2, 3, 4, 5, or 6; p is an integer selected from 0, 1, 2, 3, 4, 5, or 6; R 4b is H or substituted or unsubstituted alkyl; R 6 is selected from the group consisting of H, substituted or unsubstituted alkyl, —C(O)OR 6a , —C(O)NR 6a R 6b , —S(O 2 )R 6c , and A wherein R 6a is H or unsubstituted alkyl R 6b is H or unsubstituted alkyl R 6c is selected from the group consisting of unsubstituted alkyl, NH 2 and heteroaryl, optionally substituted with unsubstituted alkyl A is selected from the group consisting of substituted or unsubstituted cycloalkyl, substituted or unsubstituted heterocycloalkyl, substituted or unsubstituted aryl and substituted or unsubstituted heteroaryl; or a salt, hydrate or solvate thereof.