Using CCCc1ccc(C(=O)F)cc1, C=Cc1ccc2c(c1)OCCC2=O to produce C=Cc1ccc2c(c1)OCC(C(=O)c1ccc(CCC)cc1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.