What is 3,4-DMMC?three,four-DMMC, also called three,four-Dimethylmethcathinone, is really a synthetic stimulant belonging to your cathinone family. Cathinones are psychoactive substances that have results comparable to amphetamines, and three,4-DMMC is no exception. It shares structural similarities with mephedrone (four-MMC), A different well-reco