2-Amino-3-(bromomethyl)-5-(difluoromethyl)-4-methoxypyridine
2-Amino-3-(difluoromethyl)-4-methoxy-6-(trifluoromethyl)pyridine
2-Amino-4-(difluoromethyl)-3-methoxy-5-(trifluoromethyl)pyridine
3-Amino-2-(difluoromethyl)-5-methoxy-4-(trifluoromethyl)pyridine