4-Amino-2-methoxy-3-(trifluoromethoxy)pyridine-6-acetic acid
Methyl 4-amino-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate
2-Amino-5-(chloromethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine
3-Amino-5-methoxy-6-(trifluoromethoxy)pyridine-2-acetic acid