Using COC(=O)CC(=O)OC, N=C(N)c1ccc(C(F)(F)F)cc1 to produce O=c1cc(O)nc(-c2ccc(C(F)(F)F)cc2)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.