sodium (4R,12aS)-9-((2,4-difluorobenzyl)carbamoyl)-4-methyl-6,8-dioxo-3,4,6,8,12,12a-hexahydro-2H-pyrido[1',2':4,5]pyrazino[2,1-b][1,3]oxazin-7-olate,CAS No.: 1339953-58-0 This substance is characterized by its specific chemical behavior and is used in the production of specialty chemicals. Its applications include the synthesis of complex organic molecules for various industrial uses.