pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.6	Baltruschat ChEMBL	0	-1	O=c1cc(-c2ccc(O)cc2)nc2ccccn12	O=c1cc(-c2ccc([O-])cc2)nc2ccccn12	mol21212	O=c1cc(-c2ccc(O)cc2)nc2ccccn12