Lennoxamine is an isoindolobenzazepine

alkaloid Alkaloids are a broad class of natural product, naturally occurring organic compounds that contain at least one nitrogen atom. Some synthetic compounds of similar structure may also be termed alkaloids. Alkaloids are produced by a large varie ...

, originally isolated from the Chilean barberry, ''

Berberis darwinii ''Berberis darwinii'', Darwin's barberry, is a species of flowering plant in the Family (biology), family Berberidaceae, native to southern Chile and Argentina and naturalized elsewhere. Regional vernacular names include ''michay'', ''calafate'' ...

''.

References

Alkaloids Lactams Isoindolines Methylenedioxyphenethylamines Phenol ethers {{alkaloid-stub