Using Nc1ccc(F)c(Cl)c1, COc1ccc(C)c(NC(=O)CCl)c1 to produce COc1ccc(C)c(NC(=O)CNc2ccc(F)c(Cl)c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.