Using CNN, O=C(c1ccc(C(F)(F)F)cc1F)C1CCN(Cc2ccccc2)CC1 to produce Cn1nc(C2CCN(Cc3ccccc3)CC2)c2ccc(C(F)(F)F)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.