Using O=[N+]([O-])c1ccc(OC2(c3ccccc3)CCN(Cc3ccccc3)CC2)cc1 to produce Nc1ccc(OC2(c3ccccc3)CCN(Cc3ccccc3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.