Using Cc1c([N+](=O)[O-])ccnc1CSc1nc2ccc(C(F)(F)F)cc2[nH]1, CCO to produce CCOc1ccnc(CSc2nc3ccc(C(F)(F)F)cc3[nH]2)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.