Using O=S(=O)(Cl)c1ccccc1, Fc1cccc(F)c1-c1nc2ccccc2[nH]1 to produce O=S(=O)(c1ccccc1)n1c(-c2c(F)cccc2F)nc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.