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(2012/01/03)N-(3-fluorophenyl)-N'-(pyridin-4-ylcarbonyl)hydrazonoformamide
N-(3-chloro-4-fluorophenyl)-N'-(pyridin-4-ylcarbonyl)hydrazonoformamide
N'-(pyridin-4-ylcarbonyl)-N-[4-(trifluoromethyl)phenyl]hydrazonoformamide
N-(4-bromo-3-fluorophenyl)-N'-(pyridin-4-ylcarbonyl)hydrazonoformamide
N-(4-hydroxyphenyl)-N'-(pyridin-4-ylcarbonyl)hydrazonoformamide