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Library 4hydroxymethcathinone

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Library 4mar 4-MAR exists as cis- and trans-stereoisomers; recreational preparations typically contain racemic cis-4-MAR. Users report clear empathic st…

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Library 4mdmc 4-Methyl-N,N-dimethylcathinone is a new psychoactive substance central nervous system stimulant and a structural analog of mephedrone and,…

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Library 4meap 4-Methyl-α-ethylaminopentiophenone (4-MEAP) is a designer drug of the cathinone class. It is a higher homolog of 4-methylpentedrone (4-MPD)…

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Library 4mec 4-MEC is a substituted cathinone with stimulant and entactogen properties, structurally related to mephedrone. It has been marketed alone o…

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Library 4meneb User reports are highly variable: some batches appear largely inert below 100mg, while others enable prolonged wakefulness (48+ hours) with…

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Library 4meoppp

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Library 4meopv8

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Library 4meopv9

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Library 4meopvp 4'-Methoxy-α-pyrrolidinopentiophenone is a stimulant drug of the cathinone class that has been sold online as a designer drug.

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Library 4meppp 4-MEPPP is a pyrrolidinophenone stimulant that acts primarily as a dopamine reuptake inhibitor with minimal serotonergic activity. First so…

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Library 4methoxymethcathinone Methedrone is a recreational drug of the cathinone chemical class. Chemically, methedrone is closely related to para-methoxymethamphetamine…

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Library 4methylalphaphp

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Library 4methylaminorex_pmethyl_derivative

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Library 4methylamphetamine 4-Methylamphetamine (4-MA) or para-methylamphetamine, also known by the former proposed brand name Aptrol, is a stimulant and anorectic dru…

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Library 4methylapyrrolidinohexiophenone

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Library 4methylbuphedrone_nbenzyl_derivative

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Library 4methylcathinone 4-Methylcathinone (4-MC), also known as normephedrone, is a stimulant drug of the cathinone group. It is an active metabolite of the better…

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Library 4methylephedrine 4-Methylephedrine (4-ME) is a phase-I reduction metabolite of the popular cathinone mephedrone (4-MMC). In users who take raw or poorly was…

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Library 4methylethylcathinone