IUPAC:(2-hydroxyethyl)trimethylazanium 3-{5-[(2,3-difluoro-6-methoxyphenyl)methoxy]-2-fluoro-4-methoxyphenyl}-2,4-dioxo-1H,2H,3H,4H-thieno[3,4-d]pyrimidine-5-carboxylate
IUPAC:(2-hydroxyethyl)trimethylazanium 3-{5-[(2,3-difluoro-6-methoxyphenyl)methoxy]-2-fluoro-4-methoxyphenyl}-2,4-dioxo-1H,2H,3H,4H-thieno[3,4-d]pyrimidine-5-carboxylate