You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I give you a description of a molecule, and you need to return one molecule in SMILES that meets the description. The description: The molecule is a tyk2 inhibitor.
user
Cc1cc(Cl)nc2c1nc(C(F)F)n2C1CCCCO1
assistant