Patent ID: 7935724

Claim:
A compound represented by the following structural Formula: wherein A is a group selected from: wherein R 1 -R 17 are independently of each other a hydrogen or an unsubstituted or substituted alkyl, alkenyl, aryl, cycloalkyl, heterocyclyl, alkylaryl, cycloalkylaryl, alkylcycloalkyl, acyl, methanesulfonyl, or alkylheterocyclyl; or R 1 and R 2 , R 6 and R 7 , and R 11 and R 12 , together with the nitrogen atom to which they are attached, form a nitrogen-containing heterocyclic ring; m, p and q are independently of each other 0, 1 or 2; or a stereoisomer, enantiomer, racemate, pharmaceutically acceptable salt, solvate, hydrate or polymorph thereof.