Methyl 6-methoxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate
3-(Difluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Methyl 2-methoxy-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate
2-(Difluoromethyl)-6-nitro-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride