3d image of 4-methylpentedrone skeletal formula

4-methylpentedrone 4mpd stimulant cathinone mephedrone pentedrone 4-meap mpd research chemical valerophenone crystal hbmeihua reactive intermediates effect 3d rendering biochemistry molecule molecular structural structure formula tautomer isomer narcotic psychotropic psychoactive controlled addict drug dope doping synthetic design nps steroid clandestine chemistry mind-bender hallucinogen hallucinant psychonaut empathogen empathogenic entactogen neuropsychopharmacology psychopharmacology