Using O=C(Cl)c1ccccc1Cl, Cn1nc(C(F)(F)F)cc1-c1ncc(N)s1 to produce Cn1nc(C(F)(F)F)cc1-c1ncc(NC(=O)c2ccccc2Cl)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.