Using CC(C)(C)OC(=O)N1CCN(c2cccc(-n3ncc4cnc(-c5cnn(CC(F)(F)F)c5)cc43)n2)C[C@H](O)C1 to produce O[C@@H]1CNCCN(c2cccc(-n3ncc4cnc(-c5cnn(CC(F)(F)F)c5)cc43)n2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.