Using CN(C)CCC(=O)O, COc1c(C)cnc(CS(=O)c2nc3ccccc3n2CO)c1C to produce COc1c(C)cnc(CS(=O)c2nc3ccccc3n2COC(=O)CCN(C)C)c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.