Using O=C(c1cc2ccccc2[nH]1)N1CCc2nc(COc3ccccc3)oc2C1, CI to produce Cn1c(C(=O)N2CCc3nc(COc4ccccc4)oc3C2)cc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.