WHAT DOES WHAT IS THE DIFFERENCE BETWEEN 3MMC AND 4MMC? MEAN?

Cathinones are differentiated by their ketone substitution on the beta carbon in the amphetamine skeleton, this means They're β-keto-amphetamines. 3-MMC has two methyl substitutions on its cathinone skeleton, 1 at R3 on the phenyl ring, in addition to a second on the nitrogen group RN.An NPS can be an unregulated compound that mimics present presc