2-(10-(5-chlorofuran-2-yl)-1,3-dimethyl-2,4-dioxo-1,3,4,7,8,10-hexahydro-2H-pyrimido[4',5':3,4]pyrrolo[2,1-c][1,4]thiazin-5-yl)thiazole-4-carboxylicacid [ 1614250-83-7 ]