Using NC(=O)Cn1ccc2c(N)cccc2c1=O, O=C(O)Cc1ccc(Cl)c(C(F)(F)F)c1 to produce NC(=O)Cn1ccc2c(NC(=O)Cc3ccc(Cl)c(C(F)(F)F)c3)cccc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.