Using CN(CC(C)(C)NCc1c(CO)ccc(OCc2ccccc2)c1CO)c1ccccc1 to produce CN(CC(C)(C)NCc1c(CO)ccc(O)c1CO)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.