The cache is NOT at the publisted co-ordinates.
To obtain the final location for the cache you will need to complete the Wilmslow Walkabout Adventure Lab Cache
https://labs.geocaching.com/Builder/Adventures/Details/20e737c2-de8e-45d7-bb1b-47a2938b6d6b
There are 5 locations within the Adventure Lab Cache and each time you answer a question corectly at each location, you will be rewarded with a bonus number.
Substitute these numbers into the following formula to reveal the final location and the cache.
N53 19.ABC
W002 14.DEE