137858-18-5 5-Cyclopropyl-8-fluoro-2-hydroxy-7-piperazinopyrimido(1,6-a)benzimidazole-1,3-dione HCl Pyrimido(1,6-a)benzimidazole-1,3(2H,5H)-dione, 5-cyclopropyl-8-fluoro-2-hydroxy-7-(1-piperazinyl)-, monohydrochloride