benzoxazin,pyridine,carbohydrazide,1,4-benzoxazin,oxazin
1,4-Benzoxazin
847168-74-52H-1,4-Benzoxazine,4-[3-(1,4-dihydro-2,4-dioxo-3(2H)-quinazolinyl)benzoyl]-3-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-3,4-dihydro-
176760-98-8(S)-10-(Cyanomethyl)-9-fluoro-2,3-dihydro-3-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid