pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.9	Organic Oxygen Acids and Nitrogen Bases	1	0	Cc1ccc(-c2[nH]c3ccccc3[nH+]2)cc1	Cc1ccc(-c2nc3ccccc3[nH]2)cc1	mol21855	Cc1ccc(-c2nc3ccccc3[nH]2)cc1