3-(Difluoromethyl)-4-nitro-5-(trifluoromethyl)pyridine-2-acetic acid
3-(Difluoromethyl)-4-nitro-2-(trifluoromethyl)pyridine-5-acetic acid
Ethyl 4-(difluoromethyl)-3-nitro-5-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 4-(difluoromethyl)-3-nitro-2-(trifluoromethyl)pyridine-5-carboxylate