Synonyms: 6-(2-chloro-5-fluoropyriMidin-4-ylaMino)-2,2-diMethyl-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one;6-[(2-Chloro-5-fluoro-4-pyrimidinyl)amino]-2,2-dimethyl-2H-pyrido[3,2-b]-1,4-oxazin-3(4H)-one;6-[(2-Chloro-5-fluoro-pyriMidin-4-yl)aMino]-2,2-diMethyl-4H-pyrido[3,2-b][1,4]oxazin-3-one