Using COC(=O)c1cccc(C2=C(C=O)CCc3ccccc32)c1, NO to produce COC(=O)c1cccc(C2=C(C=NO)CCc3ccccc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.