4-(4-Chloro-3-methoxybenzoyl)pyridine
2-(Bromomethyl)-6-(difluoromethyl)-4-hydroxypyridine-3-carboxaldehyde
2-(Chloromethyl)-3-(difluoromethyl)-4-(trifluoromethyl)pyridine-6-sulfonyl chloride
4-(Bromomethyl)-3-(difluoromethyl)-2-methoxy-5-(trifluoromethyl)pyridine