Originally Posted by pondering_it_all
That's not a proper name: It would just be 3,4,?-trimethyl amphetamine. The meth oxy or methylene dioxy groups tend to make it more psychedelic, Methyl groups tend to make it more like speed, anti-appetite, etc. The oxygen is the fun part!
You're right PIA. Per Google:

3,4-methylenedioxy-N-methamphetamine, chemical formula of C11H15NO2 and molecular mass of 193.25 g/mol

Here is the chemical structure in 2D. I couldn't get the 3D to work. Hmm

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