pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.17	IUPAC digitized pKa	2	1	Oc1cc[nH+]c2c1ccc1ccc[nH+]c12	Oc1cc[nH+]c2c1ccc1cccnc12,Oc1ccnc2c1ccc1ccc[nH+]c12	mol5098	Oc1ccnc2c1ccc1cccnc12