Using CC[C@@]1(O)C(=O)OCc2c1cc1n(c2=O)Cc2cc3ccccc3nc2-1, CO to produce CC[C@@]1(O)C(=O)OCc2c1cc1n(c2=O)Cc2c-1nc1ccccc1c2CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.