Patent ID: 8119677

Claim:
A compound of the formula: Z—(X) n —γ q —(X) m —Y—A or a pharmaceutically acceptable salt thereof, wherein m is an integer between 8 and 11; n is an integer between 6 and 10; Z is desamino-imidazole (Formula V, Im); each X is independently 4-amino-2-carbonyl-N-methylimidazole (I), 4-amino-2-carbonyl-N-methylpyrrole (P) or β-alanine (β); γ q is γ-amino butyric acid (γ), (R)-2,4-diaminobutyric acid (formula VI), or (R)-2-(acetylamino)-4-aminobutyric acid (γ-NH[C(O)CH 3 ]); Y is β-alanine or 4-amino-2-carbonyl-N-methylpyrrole (P); and A is 3,3′-diamino-N-methyldipropylamine (Ta) or dimethylaminopropylamine (Dp).