Using Nc1ccc(F)c(Cl)c1, CC(=O)Nc1cccc(-c2cncc(Cl)n2)c1 to produce CC(=O)Nc1cccc(-c2cncc(Nc3ccc(F)c(Cl)c3)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.