2,4-dichlorophenyl 3'-methoxycarbonyl-4'-nitrophenyl ether, 5-(2,4-dichlorophenoxy)-2-nitrobenzoic acid methyl ester, Caswell No. 561AA, Bifenox, methyl 5-(2,4-dichlorophenoxy)-2-nitrobenzoate, Bifenox [ANSI:BSI:ISO], Benzoic acid,5-(2,4-dichlorophenoxy)-2-nitro-,methyl ester, Modown, methyl 5-(2',4'-dichlorophenoxy)-2-nitrobenzoate, MC-4379, methyl 2-nitro-5-(2',4'-dichlorophenoxy)benzoate