Using CCOC(=O)c1sc(NC(C)=O)nc1OCc1ccccc1C(F)(F)F to produce CCOC(=O)c1sc(N)nc1OCc1ccccc1C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.