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 jak inhibitor.
user
CS(=O)(=O)N1CC(CC#N)(n2cc(-c3ncnc4[nH]ccc34)c3cc(F)c(F)cc32)C1
assistant