Using CN1C(=O)c2c(-c3ccccc3)noc2CC1c1ccccc1 to produce CN1C(=O)C(C(=N)c2ccccc2)=C(O)CC1c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.