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.
Keywords from Image Description:
PethidinePMbasedonxtalDballs. Ballandstick model of the pethidine molecule calculated in Spartan Student from the crystal structure of pethidine hydrochloride Colour code Carbon black Hydrogen white Nitrogen blue Oxygen red Crystal structure of pethidine HCl by Xray diffraction from doi org Rec Trav Chim PaysBas Model constructed