Using CC(C)(C)OC(=O)N1CCOc2c(cccc2-c2cccc(C(F)(F)F)c2)C1 to produce FC(F)(F)c1cccc(-c2cccc3c2OCCNC3)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.