5-Amino-2-(bromomethyl)-3-nitro-6-(trifluoromethoxy)pyridine
6-Amino-4-(bromomethyl)-2-nitro-3-(trifluoromethoxy)pyridine
4-Amino-5-(bromomethyl)-3-nitro-2-(trifluoromethoxy)pyridine
6-Amino-4-(bromomethyl)-3-nitro-2-(trifluoromethoxy)pyridine
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