Using O=[N+]([O-])c1ccc2c(c1)C(O)CC(NCc1ccccc1)CC2 to produce O=[N+]([O-])c1ccc2c(c1)C=CC(NCc1ccccc1)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.