Using Cc1c(CO)oc2cccc(OCCCNCc3cccnc3)c12, Oc1ccc(F)cc1F to produce Cc1c(COc2ccc(F)cc2F)oc2cccc(OCCCNCc3cccnc3)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.