piperazineethanethiol,dimethyl,1-piperazin,piperazine
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
90297-40-81-Piperazinecarboxylic acid, 4-(aminocarbonyl)-,6-(5-chloro-2-pyridinyl)-6,7-dihydro-7-oxo-5H-pyrrolo[3,4-b]pyrazin-5-ylester
19971-80-37-[2-[4-[(4-Chlorophenyl)methyl]-1-piperazinyl]ethyl]-3,7-dihydro-1,3-dimethyl-1H-purine-2,6-dione
19971-93-87-[3-[4-(4-Chlorophenylmethyl)-1-piperazinyl]-2-hydroxypropyl]-1,3-dimethyl-7H-purine-2,6(1H,3H)-dione