Using COc1ccc(Cl)c(N)c1, FC(F)(F)c1ccc(-c2nc(Cl)cc(C(F)(F)F)n2)cn1 to produce COc1ccc(Cl)c(Nc2cc(C(F)(F)F)nc(-c3ccc(C(F)(F)F)nc3)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.