Using Clc1ccc(Cl)nn1, FC(F)(F)c1cccc(NC2CCNCC2)c1 to produce FC(F)(F)c1cccc(NC2CCN(c3ccc(Cl)nn3)CC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.