Cathinones are differentiated by their ketone substitution within the beta carbon of your amphetamine skeleton, that means They are really ?-keto-amphetamines. 3-MMC has two methyl substitutions on its cathinone skeleton, a person at R3 of the phenyl ring, plus a 2nd at the nitrogen group RN.Mephedrone. "Not for human usage. For technical use only.… Read More