Using O=S(=O)(c1ccccc1)n1ccc(CCNCC(O)c2ccccc2)c1 to produce O=S(=O)(c1ccccc1)n1ccc2c1C(c1ccccc1)CNCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.