Patent ID: 7034056

Claim:
A compound having the structure shown in Formula I: wherein: Ar 1 =unsubstituted or substituted phenyl, wherein the substituents number from 0 to 5, may be the same or different and are independently selected from the group consisting of H, CN, F, Cl, Br, I, OH; M is H or R with R being a C 1 –C 6 straight chain alkyl or branched alkyl or a C 3 –C 7 cycloalkyl; Z= where Ar 2 is an unsubstituted or substituted phenyl wherein the substituents number from 0 to 5, may be the same or different and are independently selected from the group consisting F, Cl, Br, I, R, and CF 3 ; n=0 to 6; p=1; R 1 may be the same or different and is independently selected from the group consisting of NH 2 ; NHR; N(R) 2 ; where n is defined above; and R 2 is H or alkyl.