Using CCOC(=O)c1ccc(Oc2ccccn2)cc1CN(CC(=O)OC)S(=O)(=O)c1ccc(C)cc1 to produce COC(=O)c1ncc2cc(Oc3ccccn3)ccc2c1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.