Sanctum or circle preceder (5)
I believe the answer is:
inner
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sanctum or circle preceder</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for inner that I've seen before include "Esoteric" , "This sort of man will be satisfied!" , "Concealed" , "Located inside" , "Nearer the middle" .)