What is 3,four-DMMC?3,four-DMMC, also referred to as three,4-Dimethylmethcathinone, is a synthetic stimulant belonging to the cathinone household. Cathinones are psychoactive substances which have results comparable to amphetamines, and 3,four-DMMC is no exception. It shares structural similarities with mephedrone (four-MMC), An additional properly