Using CCOC(=O)c1c(O)c2cc(F)ccc2c(=O)n1CC1CC1, CCCCO to produce CCCCOc1c(C(=O)OCC)n(CC2CC2)c(=O)c2ccc(F)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.