Ethyl 3-amino-2-methoxy-4-(trifluoromethoxy)pyridine-5-carboxylate
4-Amino-6-(difluoromethyl)-2-methyl-3-(trifluoromethoxy)pyridine
Ethyl 6-amino-2-methoxy-4-(trifluoromethoxy)pyridine-3-carboxylate
3-Amino-5-(difluoromethyl)-4-methyl-2-(trifluoromethoxy)pyridine