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 proteasome inhibitor and a anti inflammatory, belonging to the anti cancer class of molecules. Please represent the molecule in SMILES.
user
CCC1C(=O)NC2(C(O)C(CO)CCCCO)C(=O)OC12C
assistant