Using NO, COc1ccc(C(CC(=O)O)N2Cc3ccccc3C2=O)cc1OC1CCCC1 to produce COc1ccc(C(CC(=O)NO)N2Cc3ccccc3C2=O)cc1OC1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.