The physical container is not at the coordinates posted. There is no reason at all to go near the posted coordinates.
Solve this Triangle Word puzzle to obtain the final coordinates from Certitude.
Directions
The answer to each clue is a single word of 3, 5, 7, 9 or 11 letters in length. The answers are entered in the numbered positions, one letter for each small triangle. The order of the clues is not the same order as the numbers in the diagram. Enter the eleven letters from the top of the triangle to the far right into Certitude. As a start, and to help you get the words in the right order, the last letter for 1 is “G”.
Clues
170 and 5 years for Tortoise and Hare
Countering an aggressor
Petrozavodsk Airport
Thromboelastography
Advances or stakes
Still imprisoned
Drinking sprees
Evening prayers
Actor Claude
Not improved

You can validate your puzzle solution with
certitude.