Using CCOC(=O)CC(C)=O, Cc1cc(C(=C(C=CC=O)c2nnnn2C)c2ccc(F)c(C)c2)ccc1F to produce CCOC(=O)CC(=O)CC(O)C=CC(=C(c1ccc(F)c(C)c1)c1ccc(F)c(C)c1)c1nnnn1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.