Using Cc1nc2c(N)c(C(=O)C=Cc3ccsc3)ccn2c1C, [OH-] to produce Cc1nc2c(N)c(C(=O)C3OC3c3ccsc3)ccn2c1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.