What is three,4-DMMC?three,4-DMMC, often known as 3,four-Dimethylmethcathinone, is a artificial stimulant belonging to the cathinone spouse and children. Cathinones are psychoactive substances which have effects just like amphetamines, and three,4-DMMC isn't any exception. It shares structural similarities with mephedrone (four-MMC), A different ve