Using CCOP(=O)(CC#N)OCC, COc1cccc(C(=O)c2cc(OC)cc(OC)c2)c1 to produce COc1cccc(C(=CC#N)c2cc(OC)cc(OC)c2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.