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The use of the ring‐closing enyne metathesis (RCEYM) as a methodology for the synthesis of the azonino[5,4‐b]indole system, featuring the tricyclic substructure of the alkaloids cleavamine and quebrachamine, has been explored. Three series of enyne substrates were studied for their compatibility with the RCEYM reaction. In addition to the usual substrates bearing either a terminal or an internal alkyne,...
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