Using C[O-], CCCN(CC1CC1)c1c(S(C)(=O)=O)nc2c(-c3ccc(OC)cc3Cl)nccn12 to produce CCCN(CC1CC1)c1c(OC)nc2c(-c3ccc(OC)cc3Cl)nccn12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.