benzoic,piperazinyl,thiazolyl,1-piperazin,1-piperazinyl,4-thiazolyl
1-Piperazin
63422-71-9(D-)-alpha-[[(4-Ethyl-2,3-dioxo-1-piperazinyl) carbonyl]amino]-2-(4-hydroxyphenyl) acetic acid
873374-91-5Carbamic acid, (3-propoxyphenyl)-,2-hydroxy-3-[4-[3-(trifluoromethyl)phenyl]-1-piperazinyl]propyl ester