mdma structural chemical formula on white background

4methylenedioxynmethamphetamine abuse addiction amphetamine atoms backdrop caffeine chemical classroom compound computer controlled crystal dose draw drug ecstasy element formula futuristic health high illegal lysergic mdma medicine meth methamphetamine methylenedioxymethamphetamine modafinil model molecular molecule narcotic nutrition overdose pill psychoactive recreational rehab shabu sign stimulant structural structure substance technology trafficking