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benmoxin

n. An irreversible nonselective monoamine oxidase inhibitor of the hydrazine class, formerly used as an antidepressant.

Wikipedia
Benmoxin

Benmoxin (trade names Neuralex, Nerusil), also known as mebamoxine, is an irreversible and nonselective monoamine oxidase inhibitor (MAOI) of the hydrazine class. It was synthesized in 1967 and was subsequently used as an antidepressant in Europe, but is now no longer marketed.