nicotyrine

from The Century Dictionary.

• noun A colorless liquid, , prepared by the action of potassium hydroxid and potassium ferricyanide on nicotine. It boils at 280–281° C. under 744 millimeters pressure and has an odor of mushrooms. Also called dipyridine or, more correctly, 1 -methyl- 2, 3 pyridylpyrrol, or n-methyl-pyridylpyrrol.