Using CCOC(=O)COc1ccc2c(c1)c(-c1cc3cccnc3n1S(=O)(=O)c1ccc(C)cc1)cn2C to produce Cn1cc(-c2cc3cccnc3[nH]2)c2cc(OCC(=O)O)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.