Using COCOc1ccc(C(=O)/C=C/c2ccc(OCc3ccccc3)c(OCOC)c2)c(O)c1, [OH-] to produce COCOc1ccc2c(=O)c(O)c(-c3ccc(OCc4ccccc4)c(OCOC)c3)oc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.