Using CCOC(=O)Cn1c(C)cc2cc(F)ccc21, O=Cc1ccccc1S(=O)(=O)C1CCCCC1 to produce CCOC(=O)Cn1c(C)c(Cc2ccccc2S(=O)(=O)C2CCCCC2)c2cc(F)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.