Using CCOC(=O)CCCCl, COc1cc2c(Nc3ccc(Cl)cc3F)ncnc2cc1O to produce CCOC(=O)CCCOc1cc2ncnc(Nc3ccc(Cl)cc3F)c2cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.