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 3-[4-(2-Hydroxyethyl)piperazin-1-yl]-3-oxo-propionic acid (4-Carbamoylpiperazin-1-yl)oxo-acetic acid [4-(2-Butyl)piperazin-1-yl]oxo-acetic acid [4-(2-Butyl)piperazin-1-yl]acetic acid
 3-[4-(2-Hydroxyethyl)piperazin-1-yl]propionic acid [4-(2-Hydroxyethyl)piperazin-1-yl]aceticacid 4-[4-(2-Hydroxyethyl)piperazin-1-yl]-4-oxo-butyric acid 3-(4-Methylpiperazin-1-yl)aniline
 4-Oxo-4-piperazin-1-yl-butyric acid Oxo-piperazin-1-yl-acetic acid 4-(4-Methylpiperazin-1-yl)benzylamine 3-(4-Methyl-1-piperazinyl)benzenemethanamine
 2-(4-Methyl-1-piperazinyl)aniline 1-[2-(4-Methylpiperazin-1-yl)phenyl]methanamine N-Methyl-5-homopiperazinone (4-Carbamoylpiperazin-1-yl)acetic acid
 3-(4-Carbamoylpiperazin-1-yl)propionic acid 2-Amino-1-[4-(2-hydroxyethyl)piperazin-1-yl]ethanone dihydrochloride 1-Methyl-4-aminopiperazine 2-(Piperazin-1-yl)-N-thiazol-2-yl-acetamidedihydrochloride
 1-Benzyl-3-phenylpiperazine 4-Boc-1-Fmoc-2-piperazine carboxylic acid 1-Boc-4-Fmoc-2-piperazine carboxylic acid 4-Boc-1-Fmoc-2-piperazine acetic acid
 1-[(Tetrahydro-2-furanyl)methyl]piperazine 4-Boc-1-Cbz-2-piperazine carboxylic acid 4-Boc-2-Piperazineacetic acid methyl ester 4-Cbz-piperazine-2-carboxylate methyl ester
 (R)-tert-butyl 3-(tert-butylcarbamoyl)piperazine-1-carboxylate 1-N-Boc-3-phenylpiperazine (S)-tert-butyl 3-(tert-butylcarbamoyl)piperazine-1-carboxylate 1-Boc-3-isobutylpiperazine
 (4-Benzylpiperazin-2-yl)methanol N-Acetylpiperazine 1-(3-Carboxypyridyl-2)-2-phenyl-4-methyl piperazine 1-(4-Fluorobenzyl)homopiperazinedihydrochloride
 N-Isopropylpiperazine (S)-(+)-2-Methylpiperazine (R)-(-)-2-Methylpiperazine 1-(4-Aminophenyl)-4-(4-methoxyphenyl)piperazine
 1-(2-N-Boc-aminoethyl)piperazine 1-(2-Furoyl)piperazine N-Acetylhomopiperazine 1-(9-Thioxanthenyl)piperazine
 1-(2-Tetrahydrofuroyl)piperazine 1-(2-Hydroxyethyl)-4-isopropylpiperazine 1-Benzylhomopiperazine 4-(Benzylpiperazine-4-yl)-piperidine dihydrochloride
 1-(4-Chloropyridin-2-yl)piperazine 1-(N-Methylpiperidin-3-yl-methyl)piperazine 3-Methyl-1-phenylpiperazine 1-(Methylsulfinylphenyl)piperazine
 1-(2-(Trifluoromethyl)phenyl)piperazine 1-(2-Fluorophenyl)piperazine 4-(Methylamino)pyrimidine 5-Carboxypyridine-3-boronic acid
 4,6-Dichloro-2-(methylthio)pyrimidine-5-carbonitrile 2-Aminopyrimidine-5-boronic acid pinacol ester 6-Fluoroindole-2-carboxylic acid ethyl ester 5,6-Difluorooxindole
 2-Chloroquinazoline Cyclobutylamine Isonicotinamidine Methyl 4,4-dimethoxy-3-oxobutanoate
 5-Methyl-2-furoic acid 1-(Diphenylmethyl)-3-(hydroxymethyl)azetidine 2-Bromopropionic acid tert-butyl ester [2-(4-Benzylpiperazin-1-yl)]phenyl methanol
 5,7-Difluoroindole 4-Aminomethyltetrahydropyran 4-(tert-Butoxycarbonyl)morpholine-3-carboxylic acid 4-Chloropyrido[2,3-d]pyrimidine
 5-Methoxy-isobenzofuran-1,3-dione Isoxazole-3-carbaldehyde 5,6,7,8-Tetrahydro-1,8-naphthyridin-2-acetic acid (2S)-1-(tert-Butoxycarbonyl)-4-oxo-2-pyrrolidinecarboxylic acid
 4-Boc-aminomethyl-1-N-boc-pyrrolidin-3-ol 2-Amino-6-methoxypyridine 3,6-Dimethyl-4-hydroxy-2-pyrone Indole-4-boronic acid pinacol ester
 4-Methyl-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-7-carboxylic acid 5-Bromo-3-chloro-1H-indazole 3,4-Dihydro-2H-pyrido[3,2-b][1,4]oxazine 5,6-Dihydrocyclopenta[c]pyridin-7-one
 Razoxane 1-(Pyridin-4-yl)ethanol (2-Chloropyridin-4-yl)methanol (2-Methylpyridin-4-yl)methanol
 Methyl 5-pyrimidinecarboxylate Ethyl 5-pyrimidinecarboxylate Ethyl 5-bromo-2-hydroxypyrimidine-4-carboxylate Methyl 5-bromo-2-hydroxypyrimidine-4-carboxylate
 5-Bromo-2-methylpyrimidine-4-carboxylic acid ethyl ester 5-Bromo-2-methylpyrimidine-4-carboxylic acid methyl ester Ethyl 2-chloropyrimidine-4-carboxylate Methyl 2-chloropyrimidine-4-carboxylate
 6-Bromobenzo[b]thiophene-2-carboxylic acid 6-Bromobenzo[b]thiophene Methyl 4-chloropyrimidine-5-carboxylate Ethyl 4-chloropyrimidine-5-carboxylate
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