Using COC(=O)C(NC(=O)OCc1ccccc1)P(=O)(OC)OC, CCOP(C)(=O)CC=O to produce CCOP(C)(=O)C/C=C(\NC(=O)OCc1ccccc1)C(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.