2-Nitro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-sulfonyl chloride
Methyl 5-methoxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-carboxylate
2-Nitro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-sulfonyl chloride
3-Methoxy-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-4-acetic acid