Pharmacological Investigations of the Dissociative ‘Legal Highs’ Diphenidine, Methoxphenidine and Analogues Syntheses, analytical and pharmacological characterizations of the ‘legal high’ 4-[1-(3-methoxyphenyl)cyclohexyl]morpholine (3-MeO-PCMo) and analogues. Pharmacological Investigations of the Dissociative ‘Legal Highs’ Diphenidine, Methoxphenidine and Analogues Syntheses, analytical and pharmacological characterizations of the ‘legal high’ 4-[1-(3-methoxyphenyl)cyclohexyl]morpholine (3-MeO-PCMo) and analogues. From PCP to MXE: a comprehensive review of the non-medical use of dissociative drugs