chloro,isopropylsulfonyl,piperazinyl,pyridazino,1-piperazin,1-piperazinyl
1-Piperazin
121371-20-81-Piperazinecarboxylic acid, 4-(2-chloro-9-propyl-9H-purin-6-yl)-,1,1-dimethylethyl ester
161493-47-63-Quinolinecarboxylic acid,4-(3,4-dimethoxyphenyl)-6,7-dimethoxy-2-[(4-methyl-1-piperazinyl)methyl]-, ethyl ester
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid