pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.73	AttenGpKa training set	0	-1	Oc1ccc(-c2ncccn2)cc1	[O-]c1ccc(-c2ncccn2)cc1	mol30586	Oc1ccc(-c2ncccn2)cc1