Using [OH-], COc1ccc(-c2n[nH]c(=S)nc2-c2ccc(OC)cc2)cc1 to produce COc1ccc(-c2n[nH]c(=O)nc2-c2ccc(OC)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.