3-Amino-4-methyl-2-(trifluoromethoxy)pyridine-6-sulfonamide
3-Amino-4-(chloromethyl)-2-nitro-6-(trifluoromethoxy)pyridine
2-Amino-4-(chloromethyl)-3-nitro-6-(trifluoromethoxy)pyridine
2-Amino-3-(chloromethyl)-6-nitro-4-(trifluoromethoxy)pyridine
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