pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.41	IUPAC digitized pKa	0	-1	Cc1nc(O)nc2[nH]nnc12	Cc1nc(O)nc2[n-]nnc12	mol8354	Cc1nc(O)nc2[nH]nnc12
10.79	IUPAC digitized pKa	-1	-2	Cc1nc(O)nc2[n-]nnc12	Cc1nc([O-])nc2[n-]nnc12	mol8354	Cc1nc(O)nc2[nH]nnc12