Using CCCCCCCCC1C=CC(Cc2ccc(C=O)o2)=C2N=C3CCCCC3=C21, [OH-] to produce CCCCCCCCC1C=CC(Cc2ccc(C(=O)O)o2)=C2N=C3CCCCC3=C21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.