You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Come up with a molecule based on the description: The molecule is a jak inhibitor.
user
CC(C)(C)OC(=O)N1CCC(N(CC(C)(C)OC(=O)N2CCC(N)C2)c2cnc3[nH]ccc3n2)C1
assistant