Using O=S(=O)(c1ccc(Cl)cc1)C(CCCCCO)c1nnn(Cc2ccccc2)n1 to produce O=S(=O)(c1ccc(Cl)cc1)C1(c2nnn(Cc3ccccc3)n2)CCCCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.