4-(N′-Hydroxycarbamimidoyl)benzoic acid

4-(N-(2,3-XYLYL)CARBAMOYL)MORPHOLINE

4-(N-(3,4-DICHLOROPHENYL)CARBAMOYL)MORPHOLINE

4-Amino-1-isopropyl-2-pyrrolidinone hydrochloride

4-(Phenylsulfanyl)piperidine

4-(TETRADECYLOXY)BENZOIC ACID

4-(TRICHLOROMETHYL)-2,4,5-TRIMETHYL-2,5-CYCLOHEXADIEN-1-ONE

4-(TRIMETHYLSILYL)-1-BUTANOL

4-ACETOXY-1-METHYL-PHENANTHRENE-2-CARBOXYLIC ACID ETHYL ESTER

4-ACETYLAMINO-BENZENETHIOSULFONIC ACID S-(2-CHLORO-ETHYL) ESTER

4-AMINO-1-METHYL-4H-(1,2,4)TRIAZOL-1-IUM, TOLUENE-4-SULFONATE

[4-Amino-2-(methylsulfanyl)-1,3-thiazol-5-yl](phenyl)methanone

4-Amino-2-methyl-8-(trifluoromethyl)quinoline

4-AMINO-5-(4-CHLORO-PHENYL)-PYRIMIDIN-2-OL

4-Amino-6-bromoquinoline