Using Clc1ccc(N2CCC3(CC2)OCCO3)cc1-c1nc2ccccc2[nH]1 to produce O=C1CCN(c2ccc(Cl)c(-c3nc4ccccc4[nH]3)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.