2-(Aminomethyl)-3-(difluoromethyl)-6-methyl-5-nitropyridine
3-(Difluoromethyl)-4-methoxy-2-(trifluoromethyl)pyridine-5-carboxylic acid
2-(Aminomethyl)-3-(difluoromethyl)-5-methyl-6-nitropyridine
3-(Difluoromethyl)-2-methoxy-5-(trifluoromethyl)pyridine-4-carboxylic acid