Most important position of power within company? (7)

I believe the answer is:

central

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'most important' is the definition.
(I've seen this before)

I cannot understand how the remainder of the clue works.

(Other definitions for central that I've seen before include "Middle; crucial" , "Near the middle" , "Focal" , "Most important, principal" , "Key" .)

I've seen this clue in The Telegraph.

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