Using C[N+]1([O-])CCOCC1, C=CCc1cn(S(=O)(=O)c2ccccc2)c2cccc(C(=O)OC)c12 to produce COC(=O)c1cccc2c1c(CC=O)cn2S(=O)(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.