3,4-Diamino-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine
6-Amino-3-bromo-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine
2,4-Difluoro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine
2,6-Diamino-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine
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