noradrenaline molecule, norepinephrine skeletal formula

atom atomic atoms background black bonding c8h11no3 catecholamine chemical chemistry compound drug element fight flight formula geometric hormone illustration isolated medication medicine model molecular molecule monochromatic neuro neurology neurotransmitter nomenclature noradrenaline noradrenergic norepinephrine organic response science skeletal stress structural structure substance symbol therapy total transmitter treatment vector white