Using C[C@H](COc1ccc2c(ccn2S(=O)(=O)c2ccccc2)c1C=O)NC(=O)OC(C)(C)C to produce C[C@@H]1COc2ccc3c(ccn3S(=O)(=O)c3ccccc3)c2CN1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.