Using FC(F)(F)c1nn(-c2ccc(CCl)cc2)c2c1CCCC2, Cc1cn[nH]c1 to produce Cc1cnn(Cc2ccc(-n3nc(C(F)(F)F)c4c3CCCC4)cc2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.