1-methyl-2H-3,1-benzoxazine-2,4(1H)-dione 10328-92-4 2H-3,1-benzoxazine-2,4(1H)-dione, 1-methyl- InChI=1/C9H7NO3/c1-10-7-5-3-2-4-6(7)8(11)13-9(10)12/h2-5H,1H