1-((4-Ethoxy-3-nitrophenyl)sulfonyl)-5-fluoro-2,4(1H,3H)-pyrimidinedione 128887-34-3 2,4(1H,3H)-Pyrimidinedione, 1-((4-ethoxy-3-nitrophenyl)sulfonyl)-5-fluoro- BRN 4336069