piperazineethanamine,amino,1-piperazin,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid
833466-48-11,3,5-Triazine,2-(2,4-difluorophenyl)-4-(2-methyl-1-piperidinyl)-6-[4-[3-(trifluoromethyl)-2-pyridinyl]-1-piperazinyl]-