Using ClCCN1CCCCC1, Nc1nc2ccc(OC(F)(F)F)cc2s1 to produce N=c1sc2cc(OC(F)(F)F)ccc2n1CCN1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.