Using c1c[nH]cn1, CCOC(=O)c1ccc2c(c1)CCC(COS(=O)(=O)c1ccc(C)cc1)C2 to produce CCOC(=O)c1ccc2c(c1)CCC(Cc1ncc[nH]1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.