Patent ID: 7211601

Claim:
Pyrrolidine compounds according to formula I as well as its geometrical isomers, its optically active forms as enantiomers, diastereomers and its racemate forms, as well as pharmaceutically acceptable salts thereof, wherein X is selected from the group consisting of NOR 6 , and NNR 6 R 7 ; A is selected from the group consisting of —(C═O)—, —(C═O)—O—, —C(═NH)—, and —(C═O)—NH—, —(C═S)—NH, B is —(C═O)—NR 8 R 9 R 1 is selected from the group consisting of unsubstituted or substituted C 1 –C 6 -alkyl, unsubstituted or substituted C 2 –C 6 -alkenyl, unsubstituted or substituted C 2 –C 6 -alkynyl, unsubstituted or substituted aryl, unsubstituted or substituted saturated or unsaturated 3–8-membered cycloalkyl, acyl, unsubstituted or substituted C 1 –C 6 -alkyl aryl, said cycloalkyl or aryl groups may be fused with 1–2 further cycloalkyl or aryl; R 2 , R 3 , R 4 and R 5 are independently selected from each other from the group consisting of hydrogen, halogen, C 1 –C 6 -alkyl, C 1 –C 6 -alkoxy; R 6 and R 7 are independently selected from the group comprising or consisting of hydrogen, unsubstituted or substituted C 1 –C 6 alkyl, unsubstituted or substituted C 2 –C 6 alkenyl, unsubstituted or substituted C 2 –C 6 alkynyl, unsubstituted or substituted alkoxy, unsubstituted or substituted thioalkoxy, halogen, cyano, nitro, acyl, alkoxycarbonyl, aminocarbonyl, unsubstituted or substituted saturated or unsaturated 3–8-membered cycloalkyl, unsubstituted or substituted aryl, unsubstituted or substituted C 1 –C 6 -alkyl aryl; R 8 and R 9 are independently selected from the group consisting of hydrogen, unsubstituted or substituted C 1 –C 6 alkyl, unsubstituted or substituted C 2 –C 6 alkenyl, unsubstituted or substituted C 2 –C 6 alkynyl, unsubstituted or substituted saturated or unsaturated 3–8-membered cycloalkyl, unsubstituted or substituted aryl.