Using FC(F)(F)c1cncc(I)n1, CCOC(=O)c1cn[nH]c1 to produce CCOC(=O)c1cnn(-c2cncc(C(F)(F)F)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.