Patent ID: 8034810

Claim:
An α-amino hydroxamic acid derivative of the formula I, wherein R 1 is hydrogen, lower alkyl, or phenyl-lower alkyl; R 2 is hydrogen; R 3 is phenyl unsubstituted or mono-, di-, or trisubstituted by lower alkyl, lower alkoxy, pyrrolidinyl, piperidinyl, imidazolyl, triazolyl, tetrazolyl, pyrrolyl, di-lower alkyl amino, furyl, thienyl, or halogen; piperidinyl; morpholinyl; triazolyl; quinolinyl; imidazolyl; or pyridyl said pyridyl being unsubstituted or substituted by halogen; A is C 1 -C 3 alkylene; q is 1; R is C 2 -C 7 -alkyl, which is mono-, di- or trisubstituted by halogen, nitro, lower acyloxy, trifluoromethoxy, or cyano; or C 3 -C 7 -alkenyl or C 3 -C 7 -alkynyl, which in each case is unsubstituted or mono-, di- or trisubstituted by halogen, nitro, lower acyloxy, trifluoromethoxy, cyano, or C 3 -C 5 -cycloalkyl; or a pharmaceutically acceptable prodrug acyl derivative or a pharmaceutically acceptable salt thereof.