Patent ID: 8445483

Claim:
A compound of Formula I wherein X is —CF 3 , Ar is and R is selected from R′ is SO 2 CH 2 CH 2 NH 2 or SO 2 NH 2 or an amino acid attached through the α-carboxyl group selected from the group consisting of L-Lys, D-Lys, β-Ala, L-Leu, L-Ile, Phe, Asn, Glu and Gly, and R″ is methyl, ethyl, allyl, CH 2 CH 2 OH, CH 2 CN, CH 2 CH 2 CN, CH 2 CONH 2 , —COCH 2 CH 2 N NH, —COCH 2 CH 2 N O, —COCH 2 CH 2 N NCH 3 , —COCH 2 CH 2 CONH— or pharmaceutically acceptable salts thereof.