Using [OH-], O=C1OCc2c1cc1ccc3c(c1c2-c1ccc2c(c1)OCO2)OCO3 to produce O=C([O-])c1cc2ccc3c(c2c(-c2ccc4c(c2)OCO4)c1CO)OCO3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.