Using [Cl-], CCCn1c(=O)[nH]c2nc(-c3cnn(Cc4cccc(C(F)(F)F)c4)c3)[nH]c2c1=O to produce CCCn1c(Cl)nc2nc(-c3cnn(Cc4cccc(C(F)(F)F)c4)c3)[nH]c2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.