Using NO, COC(=O)c1ccc2c(C3CCCCC3)c(-c3ccc(OC)cc3C=O)n(CC3OCCO3)c2c1 to produce COC(=O)c1ccc2c(C3CCCCC3)c(-c3ccccc3C=NO)n(CC3OCCO3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.