Using O=C(NCc1ccc(O)cc1F)c1cccnc1Oc1ccc2c(c1)OCO2, CC(O)C#N to produce CC(C#N)Oc1ccc(CNC(=O)c2cccnc2Oc2ccc3c(c2)OCO3)c(F)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.