The cache is NOT at the published coordinates.
The information you need to work out the final cache location is obtained whilst doing the Gawsworth Adventure Lab.
Insert the numbers you find into the following calculation:
N53 (A-B) (B-E). (Cx2) (A+D+E) (B-C-E) W002 (Ax2). (C-D) (B-C) (D-E)
A link to the Adventure is below.
https://adventurelab.page.link/acvn