Using O=C(O)c1cc(-c2cccc(F)c2)ccc1F, COc1cccc(N)c1 to produce COc1cccc(NC(=O)c2cc(-c3cccc(F)c3)ccc2F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.