(3-Pyridyl)carboxaldehyde phenylhydrazone

1-methyl-3-((2-phenylhydrazono)methyl)pyridin-1-ium iodide

3-(1-phenyl-1H-pyrazol-4-yl)-propenal

1-phenyl-4-(3-methyliminopropenyl)pyrazole

4-氯甲基-1-苯基-1H-吡唑