Using O=CC(=O)c1cccc(Br)c1, COc1ccc(CC(C)NO)cc1 to produce COc1ccc(CC(C)[N+]([O-])=CC(=O)c2cccc(Br)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.