Using CCOC(=O)c1c(S(=O)(=O)Nc2c(F)cccc2F)nn2c(C)cc(C)nc12 to produce Cc1cc(C)n2nc(S(=O)(=O)Nc3c(F)cccc3F)cc2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.