Substituted Methamphetamines CompoundStructure Methamphetamine 3,4-Methylenedioxymethamphetamine 3,4-Methylenedioxypyrovalerone 3,4-Methylenedioxypyrrolidinohexiophenone 3,4-Methylenedioxypyrrolidinoisohexanophenone 3-Fluoroethamphetamine 4-Methylbuphedrone 4-Methylpentedrone 5-Dihydrobenzofuranpyrovalerone 6-Monoacetylmorphine Buphedrone Bupropion Diacetylmorphine Ethcathinone Ethylphenidate Lisdexamphetamine Mephedrone Metaphedrone Methylphenidate Morphine N-Ethylheptedrone N-Ethylpentedrone Orthophedrone Oxycodone Pentedrone Pseudoephedrine Zolpidem