3-Methoxy-4-methylamphetamine
3-Methoxy-4-methylamphetamine (MMA) is an entactogen and psychedelic drug of the phenethylamine and amphetamine classes. It was first synthesized in 1970 and was encountered as a street drug in Italy in the same decade.
Source: Wikipedia — 3-Methoxy-4-methylamphetamine (CC BY-SA 4.0)