Image for Drug Development Part 2
Image used from: https://abouquetfrommendel.wordpress.com/2012/02/21/bitter-but-beneficial-salicylic-acid-and-willow-bark/
This image depicts the chemical structures for salicin (the active ingredient in willow bark), salicylic acid (a refined version of salicin), and acetylsalicylic acid, which is modern day aspirin.