Precisely what is three,4-DMMC?3,four-DMMC, also known as 3,4-Dimethylmethcathinone, is often a synthetic stimulant belonging towards the cathinone household. Cathinones are psychoactive substances which have effects much like amphetamines, and 3,four-DMMC is not any exception. It shares structural similarities with mephedrone (4-MMC), An additiona