Tell me how to get loot???? (Assassin's Creed: Origins)

Welcome! Sobsna the question in the title. In the stages of the mission the Death of the Snake came across this incident. In the Palace the wall is loot, but the building does not go. How to get it, maybe who knows?
The first screenshot is the building between the chambers of the scribe, where I found the chest, the scribe of Eudora (left) and the Temple where treasures lie (right), that's between them this mysterious building is.


In the second screenshot I have where is the loot.
1 - these are the chambers of the scribe.
2 - the place where the LUT.