Using CCOC(C)OC(C#N)C(=CC=C(C)CCC=C(C)CCC=C(C)CCl)C(C)C to produce CCOC(C)OC1(C#N)CC(C)=CCCC(C)=CCCC(C)=CC=C1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.