Using COC(=O)c1cc(C)c(-c2ccc(OC)c(-c3ccc(S(N)(=O)=O)cc3)c2)n1C to produce COc1ccc(-c2c(C)cc(C(=O)O)n2C)cc1-c1ccc(S(N)(=O)=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.