Using [O-][n+]1c(CCCCCCCCCCCO)cc(OCc2ccccc2)c2ccccc21 to produce [O-][n+]1c(CCCCCCCCCCCO)cc(O)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.