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