lisdexamfetamine mesylate adhd treatment drug molecule. skeletal formula.

adhd amphetamine athlete atomic atoms attention binge carbon chemical chemistry composition compound deficit depression depressive dextroamphetamine dimesylate disorder doping drawing eating enhancing flat formula hydrogen hyperactivity icon line lisdexamfetamin lisdexamfetamine lisdexamphetamine lysine molecular molecule nitrogen oxygen performance prodrug psychostimulant schizophrenia skeletal sports stimulant structure vector