Using COC(=O)CC(c1ccc2cc[nH]c2c1)c1ccccc1OC, CN to produce CNC(=O)CC(c1ccc2cc[nH]c2c1)c1ccccc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.