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 janus kinase inhibitor and belongs to the proliferative disease treatment class of molecules.
user
CS(=O)(=O)Nc1cccc(Nc2nc(NCc3ccccc3O)c3[nH]cnc3n2)c1
assistant