Using CCO, O=C(Nc1cccc(CN2CCOCC2)n1)Nc1csc(-c2ccnc(Cl)c2)n1 to produce CCOc1cc(-c2nc(NC(=O)Nc3cccc(CN4CCOCC4)n3)cs2)ccn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.