What is three,4-DMMC?3,4-DMMC, also called three,4-Dimethylmethcathinone, is usually a synthetic stimulant belonging into the cathinone loved ones. Cathinones are psychoactive substances which have effects just like amphetamines, and 3,4-DMMC is no exception. It shares structural similarities with mephedrone (four-MMC), One more very well-regarded