3,4-Dimethyl-6-(trifluoromethoxy)pyridine-2-sulfonyl chloride
2-Amino-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
3,4-Dimethyl-2-(trifluoromethoxy)pyridine-6-sulfonyl chloride
4-Amino-6-(fluoromethyl)-2-methoxy-3-(trifluoromethoxy)pyridine