4-(Fluoromethyl)-5-iodo-3-(trifluoromethoxy)pyridine-2-acetonitrile
3-Nitro-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-sulfonamide
3,6-Bis(2,5-dichlorophenyl)picolinaldehyde
2-Amino-3-(aminomethyl)-6-(difluoromethyl)pyridine-5-carboxylic acid