Ethyl 6-amino-3-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
2-Amino-3-chloro-6-nitro-5-(trifluoromethoxy)pyridine
Ethyl 4-amino-2-iodo-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 2-amino-5-nitro-3-(trifluoromethoxy)pyridine-4-carboxylate
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