Using CC(=O)NC[C@H]1CN(c2ccc(N3CC4OC4C3)c(F)c2)C(=O)O1, [N-]=[N+]=[N-] to produce CC(=O)NC[C@H]1CN(c2ccc(N3CC(O)C(N=[N+]=[N-])C3)c(F)c2)C(=O)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.