Using COc1cc(C=O)cc2cc(C3(C)CCc4c(C)c(O)c(C)c(C)c4O3)oc12 to produce COc1cc(CO)cc2cc(C3(C)CCc4c(C)c(O)c(C)c(C)c4O3)oc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.