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 belongs to the bradykinin antagonist class of molecules, impacting cancer treatment. Please represent the molecule in SMILES.
user
CCCCCCCCCC(C(N)=O)C(N)=O
assistant