Using NO, O=C(Nc1ccc(C(=O)N2CCCC(=O)c3ccccc32)cc1)c1cc(Cl)cc(Cl)c1 to produce O=C(Nc1ccc(C(=O)N2CCCC(=NO)c3ccccc32)cc1)c1cc(Cl)cc(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.