pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.18	IUPAC digitized pKa	1	0	c1ccc(-c2c[nH+]c(-c3ccncc3)o2)cc1,c1ccc(-c2cnc(-c3cc[nH+]cc3)o2)cc1	c1ccc(-c2cnc(-c3ccncc3)o2)cc1	mol3779	c1ccc(-c2cnc(-c3ccncc3)o2)cc1