4-(2,4-DIFLUOROPHENOXY)-N'-HYDROXY-3-NITROBENZENECARBOXIMIDAMIDE

4-(2,5-DIMETHYL-PYRROL-1-YL)-BENZOIC ACID

4-(2,6-DIMETHYLANILINO)-4-OXOBUT-2-ENOIC ACID

4-(2-Aminoethyl)benzenesulfonamide

4-(2-CARBOXYETHYL)BENZENEBORONIC ACID

4-(2-CARBOXYETHYL)BENZENEBORONIC ACID

4-(2-CHLORO-4-NITRO-PHENYL)-MORPHOLINE

4-(2-CHLOROPHENYL)BUT-3-EN-2-ONE

4-(2-FURYL)-2-OXO-6-(2-THIENYL)-1,2-DIHYDRO-3-PYRIDINECARBONITRILE

4-(2-Hydroxyethyl)phenylboronicacid

p-(2-Methoxyethyl) phenol