Using [OH-], O=Cc1nn(C2CCCCO2)c2ccc(-c3cccnc3)cc12 to produce O=C(O)c1nn(C2CCCCO2)c2ccc(-c3cccnc3)cc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.