This was originally going to be Eight Letter Words as part of the word puzzle series. However, the GC code given for this cache contains the elusive three letter combination for ununpentium (now moscovium) that is needed for the Meet The Elements Challenge, so an element-ary puzzle was born. Enjoy!
The puzzle:
> < > > > > < > < > > < < > < > > > > > < < < > < > > > > > < > > > < < > > < <
90 58 89 2 20 41 26 8 92 60 5 66 58 53 15 1 68 49 31 75 95 36 102 90 58 89 2 91 32 9 8 111 6 34 23 10 1 23 7 1