Solve this code. Use the Periodic Table if necessary:

In Chicago, a group of spies is running a secret chemical plant which is disguised as a restaurant called the CHON SIP CaFe. However, by examining the name of the restaurant, you can tell what chemical elements are used there. What are they?


oxygen,
hydrogen,
sulfur,
sodium,
iodine,
fluorine,
iron,
cadmiun,
carbon,
potassium,
nitrogen,
phosphorus,
calcium,
silicon,