(((1-(4-Ethyl-3,4-dihydro-3-oxo-2H-1,4-benzoxazin-6-yl)ethylidene)amino)oxy)acetic acid 4-Ethyl-2H-1,4-benzoxazin-3(4H)-one-6-acetoxime carboxymethyl ether 91119-64-1 ACETIC ACID, (((1-(4-ETHYL-3,4-DIHYDRO-3-OXO-2H-1,4-BENZOXAZIN-6-YL)ETHYLIDENE)A Acetic acid, (((1-(4-ethyl-3,4-dihydro-3-oxo-2H-1,4-benzoxazin-6-yl)ethylidene)amino)oxy)- BRN 4547172