Patent ID: 7465755

Claim:
A hydrazide derivative of Formula (I): as well as its geometrical isomers, its optically active forms as enantiomers, diastereomers and mixtures of these, as well as salts thereof, wherein: A is selected from the group consisting of C 3 -C 8 cycloalkyl, heterocycloalkyl, aryl and heteroaryl; B is selected from the group consisting of C 1 -C 6 alkylene, C 2 -C 6 alkenylene, and C 2 -C 6 alkynylene; R 1 is selected from the group consisting of H, C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 3 -C 8 cycloalkyl, heterocycloalkyl, aryl C 1 -C 6 alkyl, heteroaryl C 1 -C 6 alkyl, aryl and heteroaryl; R 2 and R 3 are independently selected from the group consisting of H, C 1 -C 6 alkyl, C 2 -C 6 alkenyl and C 2 -C 6 alkynyl; R 4 is selected from the group consisting of hydrogen and C 1 -C 6 alkyl; R 5 is selected from the group consisting of hydrogen, C 1 -C 6 alkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, C 1 -C 6 heteroalkyl, C 3 -C 8 cycloalkyl, C 3 -C 8 cycloalkyl C 1 -C 6 alkyl, aryl C 1 -C 6 alkyl, heteroaryl C 1 -C 6 alkyl, aryl and heteroaryl; and n is an integer selected from the group consisting of 1, 2, 3, 4, 5 and 6.