You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
I need a molecule that meets the following conditions: The molecule is a jak inhibitor, jak3 inhibitor, autoimmune treatment, syk inhibitor. Please represent the molecule in SMILES.
user
COCC(C)NC(=O)c1c[nH]c2ncc(C(=N)c3ccc(F)cc3NC3COC3)nc12
assistant