Using CCOP(=O)(CCOC(C)=O)OCC, O=Cc1cn(-c2ccccc2)nc1OCc1ccccc1 to produce CCOC(=O)/C=C/c1cn(-c2ccccc2)nc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.