pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.3	IUPAC digitized pKa	1	0	Nc1cccc2[nH]c[nH+]c12,[NH3+]c1cccc2[nH]cnc12	Nc1cccc2[nH]cnc12	mol4483	Nc1cccc2[nH]cnc12
1.5	IUPAC digitized pKa	2	1	[NH3+]c1cccc2[nH]c[nH+]c12	Nc1cccc2[nH]c[nH+]c12,[NH3+]c1cccc2[nH]cnc12	mol4483	Nc1cccc2[nH]cnc12