Ethyl 4,6-diamino-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 2,4-diamino-5-(trifluoromethoxy)pyridine-3-carboxylate
6-Amino-2,3-dimethoxy-5-(trifluoromethoxy)pyridine
Ethyl 2,3-diamino-6-(trifluoromethoxy)pyridine-5-carboxylate
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