4H-3,1-benzoxazin-4-one, 7-chloro-2-ethoxy- 7-chloro-2-ethoxy-4H-3,1-benzoxazin-4-one InChI=1/C10H8ClNO3/c1-2-14-10-12-8-5-6(11)3-4-7(8)9(13)15-10/h3-5H,2H2,1H