If pushed for time, the must-sees are, in order of importance, the Harem, the Treasury, and the Pavilion of the Holy Mantle.
Do not see the Treasury if you are running low on time.  
mnli hypothesis: Do not see the Treasury if you are running low on time.   premise: If pushed for time, the must-sees are, in order of importance, the Harem, the Treasury, and the Pavilion of the Holy Mantle.