IUPAC:4-chloro-5-{4-[4-fluoro-2-(trifluoromethyl)phenoxy]-5H,6H,7H,8H-pyrido[3,4-d]pyrimidin-7-yl}-2,3-dihydropyridazin-3-one
IUPAC:4-chloro-5-{4-[4-fluoro-2-(trifluoromethyl)phenoxy]-5H,6H,7H,8H-pyrido[3,4-d]pyrimidin-7-yl}-2,3-dihydropyridazin-3-one