piperazinecarboxylic,phenylmethyl,dimethylethyl,ester,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
137074-35-21-Piperazinecarboxylic acid, 4-(cyano-3-pyridinylmethyl)-,2,2-diphenylethyl ester, dihydrochloride
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
137074-65-8Benzenepropanamide,N-[2-[4-(cyano-3-pyridinylmethyl)-1-piperazinyl]ethyl]-b-phenyl-,trihydrochloride