Using CCOc1cc(C(CC(=O)O)N2C(=O)c3cccc(O)c3C2=O)ccc1OC, NO to produce CCOc1cc(C(CC(=O)NO)N2C(=O)c3cccc(O)c3C2=O)ccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.