|MadSci Network: Agricultural Sciences|
I think you need to confine your search and reevaluate your argument a bit.
While nicotine (left) is the active, habit-forming ingredient in cigarettes,
nicotinic acid (right), also called niacin,
is a vitamin in the B-complex
that is found in every living organism. There is a list of plants that contain
Dr. Duke's Phytochemical and Ethnobotanical Databases. The replacement of
the carboxylic acid of nicotinic acid with a second ring (N-methylpyrrolidone)
changes the chemical activity of nicotine dramatically.
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