Using O=C(O)C(F)(F)F, CC(C)N1CCN(c2nc3ccc(O)cc3s2)CC1 to produce CC(C)N1CCN(c2nc3ccc(O)c(C=O)c3s2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.