Using NC12CC3CC(CC(C3)C1)C2, O=C(Cl)c1ccc2ncccc2c1 to produce O=C(NC12CC3CC(CC(C3)C1)C2)c1ccc2ncccc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.