Using c1ccc(N2CCNCC2)nc1, O=C(CCl)Nc1ccc(OC(F)(F)F)cc1 to produce O=C(CN1CCN(c2ccccn2)CC1)Nc1ccc(OC(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.