This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mood disorders, Subject name: Psychiatry
[{'content': 'All the following are tricyclic antidepressants except \nSelect and explain. \nA. Mianserin, B. Imipramine, C. Protriptyline, D. Maprotiline', 'role': 'user'}, {'content': 'Answer: A \nExplanation: there are several types of antidepressants namely tri cyclic antidepressent=== amitriptilline, clomipramine, imipramine, noriptilline SSRI=================fluoxetine, paroxetine, fluvoxamine, seraline, citalopram, escitalopram SNRI=================venlafaxine, desvenlafaxine, duloxetine Mianserin is tetracyclic and atypical antidepressant Ref: Essentials of postgraduate psychiatry By JN Vyas 1st ed Pg 607', 'role': 'assistant'}]