Using NO, CC(C)(C)OC(=O)N1CC2(C1)OCc1cc(C=O)ccc12 to produce CC(C)(C)OC(=O)N1CC2(C1)OCc1cc(C=NO)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.