Using CC(C)(C)OC(=O)NNC(=O)c1ccc(-c2c(C(F)(F)F)oc3cc(O)ccc3c2=O)cc1 to produce NNC(=O)c1ccc(-c2c(C(F)(F)F)oc3cc(O)ccc3c2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.