piperazineethanamine,ethanediyl,1-piperazin,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
924065-56-52-[4-[(5-methyl-3-phenyl-4-isoxazolyl)carbonyl]-1-piperazinyl]-1-(1-pyrrolidinyl)Ethanone
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid