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.
Cefazolin. Cefazolin svg Chemical Formula of Cefazolin Own work with ChemDraw CrazyChemist November UTC Carboxylic acids Nsubstituted primary amides Thioethers Tetrazoles Cephalosporin antibiotics
Page 2023 Free-images.com. All images are Public Domain