piperazinecarboxylic,propynyl,ethyl,ester,1-piperazin,1-piperazinecarboxylic,piperazine
1-Piperazin
183142-37-25-Benzofuranol,2,3-dihydro-2,2,4,6,7-pentamethyl- 3-[(4-methyl-1-piperazinyl)methyl]-,(3R)-
112984-60-86-Fluoro-1-methyl-4-oxo-7-(1-piperazinyl)-4H-[1,3]thiazeto[3,2-a]quinoline-3-carboxylic acid