Using CCOC(=O)c1ccc2nc(C)n(Cc3ccc(I)cc3Cl)c2c1, C=CCCCC to produce CCCCC=Cc1ccc(Cn2c(C)nc3ccc(C(=O)OCC)cc32)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.