7-[4-(3-dimethylaminomethylimidazo[1,2-a]pyridin-5-ylthio)butyl]1,1-dioxo-9-phenyl-3,4-dihydro-2H,6H-pyrimido[6,1-b][1,3]thiazine-6,8(7H)-dione dihydrochloride (HCID 18936849)|Huagongshe