What's 3,four-DMMC?three,four-DMMC, also known as three,four-Dimethylmethcathinone, can be a artificial stimulant belonging for the cathinone family. Cathinones are psychoactive substances that have results much like amphetamines, and three,4-DMMC is not any exception. It shares structural similarities with mephedrone (four-MMC), One more effective