Keywords: Etonitazene.svg Skeletal formula of etonitazene Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 and Inkscape Own 2007-12-04 Fvasconcellos 17 47 4 December 2007 UTC Benzimidazoles Nitroaromatics Tertiary amines Ethoxybenzenes Opioids |