You are a chemist. Now you are given a description of a molecule. Please generate a molecule that meets the description.
system
Could you please return a molecule that adheres to this description? The molecule is a nampt inhibitor.
user
CCOC(=O)OCC1OC(N2C=CCC(C(N)=O)=C2)C(OC(=O)OCC)C1OC(=O)OCC
assistant