5-Methoxy-6-(2,3,5-trichlorophenyl)picolinaldehyde
3-(2-Hydroxy-3-nitrobenzoyl)pyridine
2,6-Bis(3,5-dichlorophenyl)-4-(difluoromethoxy)pyridine
2-(4-Hydroxy-2-nitrobenzoyl)pyridine
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