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 protease inhibitor and belongs to the cancer treatment class of molecules. Please represent the molecule in SMILES.
user
COCCOC1CN(c2ccc3c(n2)CCC(NC(=O)c2sc4nc(C)ccc4c2N)C3)CC1NC(=O)OC(C)(C)C
assistant