piperazineethanol,isocyanato,1-piperazin,piperazine
1-Piperazin
61590-81-6Benzoic acid,5-[(dimethylamino)sulfonyl]-4-(4-methyl-1-piperazinyl)-2-[(phenylmethyl)amino]-, ethyl ester, monohydrochloride
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid