Using CCn1c(N)c(N)c(=O)[nH]c1=O, O=C(O)c1cnn(Cc2cccc(C(F)(F)F)c2)c1 to produce CCn1c(N)c(NC(=O)c2cnn(Cc3cccc(C(F)(F)F)c3)c2)c(=O)[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.