N (Selenium) (Oxygen + Beryllium).(Hafnium + Calcium)(Fluorine / Lithium) W (Ununoctium) (Chlorine+Technetium-Neon).(Americium-Yttrium)(Sodium-Nitrogen)
Container can hold small items. BYOP.
You can validate your puzzle solution with certitude.
Congrats to Fastflyer and Crossbow spartan for the speedy FTF!