Using COC(=O)c1[nH]c2cc(OC)c(OC)cc2c1-c1ccc(OC)cc1 to produce COc1ccc(-c2c(CO)[nH]c3cc(OC)c(OC)cc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.