Exactly what is three,four-DMMC?3,4-DMMC, also referred to as three,4-Dimethylmethcathinone, is often a synthetic stimulant belonging to your cathinone family members. Cathinones are psychoactive substances which have effects just like amphetamines, and 3,4-DMMC is not any exception. It shares structural similarities with mephedrone (4-MMC), A diff