Using Nc1cccc2nc3c(nc12)N1CCCCC1CO3, O=C(Cl)c1ccccc1 to produce O=C(Nc1cccc2nc3c(nc12)N1CCCCC1CO3)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.