Using CS(=O)(=O)Oc1ccc(CCOc2ccc(C=O)cc2)cc1, NO to produce CS(=O)(=O)Oc1ccc(CCOc2ccc(C=NO)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.