This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Pimelic acid. Chemical structure of Pimelic acid created with ChemDraw Source en Image Pimelicacid on en created by en User Edgar who releases all rights to the public Heptanedioic acid svg edgar Dicarboxylic acids
Page 2023 Free-images.com. All images are Public Domain