What on earth is three,4-DMMC?three,four-DMMC, also referred to as 3,4-Dimethylmethcathinone, is often a artificial stimulant belonging towards the cathinone household. Cathinones are psychoactive substances which have effects much like amphetamines, and three,four-DMMC is no exception. It shares structural similarities with mephedrone (4-MMC), A d