A bit of a riot at the detention centre can be the devil! (5)

I believe the answer is:

demon

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'be the devil' is the definition.
(thesaurus)

'a bit of a riot at the detention centre' is the wordplay.
'a bit of a riot at' becomes 'demo' (I can't justify this - if you can you should believe this answer much more).
'centre' says to take the centre.
The middle letter of 'detention' is 'n'.
'demo'+'n'='DEMON'

'can' is the link.

Can you help me to learn more?

(Other definitions for demon that I've seen before include "Imp" , "beast" , "Fallen angel" , "Fanatic; devil" , "See 3" .)

I've seen this clue in the Evening Standard.

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