3d image of 3,4-dihydroxyphenylacetic acid skeletal formula

supplement biosynthetic pathway molecular formula metabolite neurotransmitter dihydroxyphenylacetic acid dopac dopamine mao chemfaces cas homovanillic gch1 quercetin phenylacetic flavonoids levels dihydroxyphenyl acetic parkinson 3-mt comt methoxytyramine hva norepinephrine substantia nigra levodopa aerobic biotransformation 3d rendering chemical molecule structural structure receptor agonist neuromodulatory nervous system brain metabolism biosynthesis mechanism biogenesis