piperazine,heptylphenyl,piperazine,
Piperazine
26786-96-93,3'-[(2,5-dimethylpiperazine-1,4-diyl)dimethanediyl]bis(5,5-diphenylimidazolidine-2,4-dione)
26786-98-13,3'-[(2,5-dimethylpiperazine-1,4-diyl)dimethanediyl]bis(5,5-diphenyl-2-thioxoimidazolidin-4-one)