What is 3,four-DMMC?3,four-DMMC, also known as three,four-Dimethylmethcathinone, can be a artificial stimulant belonging on the cathinone relatives. Cathinones are psychoactive substances that have results comparable to amphetamines, and 3,4-DMMC is not any exception. It shares structural similarities with mephedrone (4-MMC), Yet another very well-