Using COCCBr, CC1(C)CC(NS(C)(=O)=O)c2cc(OCc3ccccc3)ccc2O1 to produce COCCN(C1CC(C)(C)Oc2ccc(OCc3ccccc3)cc21)S(C)(=O)=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.