Using CC(C)(C)OC(=O)Nc1ccccc1NC(=O)C/C=C/CCNC(=O)c1ccccc1 to produce Nc1ccccc1NC(=O)C/C=C/CCNC(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.