Using Cc1nc(-c2ccc(C(F)(F)F)cc2)oc1CCl, CCCc1cc(O)ccc1OCC(=O)OCC to produce CCCc1cc(OCc2oc(-c3ccc(C(F)(F)F)cc3)nc2C)ccc1OCC(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.