Using O=C(Nc1cnc(COCc2ccccc2)nc1O)C(c1ccccc1)c1ccccc1 to produce O=C(Nc1cnc(CO)nc1O)C(c1ccccc1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.