methanone,ethyl,piperazinyl,piperidinyl,1-piperazin,1-piperazinyl
1-Piperazinyl
920529-03-94(3H)-Quinazolinone,3-(4-chlorophenyl)-2-[[2-[4-(2-fluorophenyl)-1-piperazinyl]-2-oxoethyl]thio]-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
821005-29-2Piperidine,4-[(3R)-3-methyl-4-[(1S)-1-[4-(4-pyridinyl)phenyl]ethyl]-1-piperazinyl]-1-[(3-propoxy-2-thienyl)carbonyl]-
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid