| Question 1: Morphinans: ________ • Dextrorphan • Methorphan (Racemethorphan) • Morphan (Racemorphan); | |||
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| Question 2: Morphinan is the base chemical structure of a large chemical class of psychoactive drugs, consisting of opioid ________, cough suppressants, and dissociative hallucinogens, among others. | |||
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| Question 3: Arylcyclohexylamines: Dieticyclidine • Esketamine • Eticyclidine • Gacyclidine • ________ • Neramexane • Phencyclidine • Rolicyclidine • Tenocyclidine • Tiletamine; | |||
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