Using Cc1nc(-c2ccccc2)sc1C(=O)O, CC(CCCCOS(C)(=O)=O)=C(F)F to produce CC(CCCCOC(=O)c1sc(-c2ccccc2)nc1C)=C(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.