Keywords: IC-26 structure.svg validSVG Skeletal formula of IC-26 style and orientation made to match Image Methadone svg Created using http //www acdlabs com/download/chemsk html ACD/ChemSketch 10 0 http //www inkscape org Inkscape and http //www vim org vim Own 2008-04-27 Fvasconcellos w Image IC-26 svg by Meodipt Methadone Sulfones Tertiary amines Aromatic amines Diphenylmethanes |