2-Amino-4-(chloromethyl)-3-nitro-6-(trifluoromethoxy)pyridine
2-Amino-3-(chloromethyl)-6-nitro-4-(trifluoromethoxy)pyridine
2-Amino-5-(difluoromethyl)-3-nitro-4-(trifluoromethoxy)pyridine
4-Amino-3-(fluoromethyl)-2-nitro-5-(trifluoromethoxy)pyridine
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