Using NCC1(O)CCCCC1, CCOC(=O)c1c(O)c2ncc(Cc3ccc(F)cc3)cc2n(C)c1=O to produce Cn1c(=O)c(C(=O)NCC2(O)CCCCC2)c(O)c2ncc(Cc3ccc(F)cc3)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.