Using CCCCOC(=O)c1cc(-c2ccc(NC(=O)Nc3cccc(C(F)(F)F)n3)cc2)c2c(N)ncnn12 to produce Nc1ncnn2c(C(=O)O)cc(-c3ccc(NC(=O)Nc4cccc(C(F)(F)F)n4)cc3)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.