pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.2	Baltruschat ChEMBL	1	0	Nc1cc(-c2cc[nH+]cc2)c[nH]c1=O,[NH3+]c1cc(-c2ccncc2)c[nH]c1=O	Nc1cc(-c2ccncc2)c[nH]c1=O	mol17484	Nc1cc(-c2ccncc2)c[nH]c1=O