Using CCOC(=O)c1cnn(-c2ccc(OC)c(F)c2)c1C(F)(F)F, O=C1CCC(=O)N1I to produce CCOC(=O)c1cnn(-c2cc(F)c(OC)c(I)c2)c1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.