Using COc1ccc(-c2c(C)noc2-c2cc(-c3ccccc3)c(OCc3ccccc3)cc2OCc2ccccc2)cc1, CO to produce COc1ccc(-c2c(C)oc3cc(O)c(-c4ccccc4)cc3c2=O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.