Patent ID: 6949565

Claim:
A compound having general Formula I: wherein: R 1 -R 6 are each independently selected from the group consisting of hydrogen, a lower alkyl group, a lower alkoxy group, a phenyl group, a lower alkyl substituted with at least one substituent selected from the group consisting of a phenyl group, a halogen, hydroxyl, thiol, nitro, cyano, or amino group; Y is selected from the group consisting of sulfonyl, carbonyl, carbamate or carbamoyl; R 7 is selected from the group consisting of hydrogen, a lower alkyl group, a lower alkoxy group, a phenyl group, a lower alkyl substituted with at least one substituent selected from the group consisting of a phenyl group, a halogen, hydroxyl, thiol, nitro, cyano, or amino group; n is 1-2; Z 1 and Z 2 are each independently hydrogen or a lower alkyl group; R 8 and R 9 are each independently selected from the group consisting of a substituted or unsubstituted phenyl, alkylaryl, naphthyl, quinolyl or a halogen, wherein least one of R 8 and R 9 is aromatic.