The cache is not at the posted coordinates. To gain the final location, you will need to complete historic Brentwood adventure lab cache, which will reveal the final coordinates for the cache.
The adventure lab can be located here https://adventurelab.page.link/8fCg
😃😃😃😃😃😃😃😃 Well done Franketc and AplusBminusC for the FTF. 😃😃😃😃😃😃😃😃😃😃