This is not a hard solve once you get on the right track, but if you are on the wrong track, then you will not solve this quickly, there is essentially only one way.
Well here is the cords for this cache, solve it and find it :)
Cl - Al
Au - Re
B
Sg - Rf
Ru
Be
Ir - Ir
F (x) 7
Ga
N + He
Zn + Na
bppnfvbany pbafbyr ertneqvat cevapvcny, jura fcrnxvat va Flabalzf bs pbhefr.
Purpxfhz A27, J27.