Using O=C(O)c1c(Nc2ccc(I)cc2F)cncc1-c1ccccc1F, NN to produce NNC(=O)c1c(Nc2ccc(I)cc2F)cncc1-c1ccccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.