psychoactive drugs: lysergic acid diethylamide lsd, oxycodone, heroin, codeine, methadone, morphine, cocaine, psilocybin.

acid agent alkaloid analgesic atom atomic carbon chemical chemistry cocaine codeine diacetylmorphine diamorphine diethylamide drug drugs formula heroin hydrogen illustration lsd lysergic methadone model molecular molecule morphine narcotic opioid organic oxycodone oxygen pain psilocybin psychoactive recreational structural structure vector