pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.81	IUPAC digitized pKa	1	0	NCc1ccccc1CC[NH3+],NCCc1ccccc1C[NH3+]	NCCc1ccccc1CN	mol6238	NCCc1ccccc1CN
8.24	IUPAC digitized pKa	2	1	[NH3+]CCc1ccccc1C[NH3+]	NCc1ccccc1CC[NH3+],NCCc1ccccc1C[NH3+]	mol6238	NCCc1ccccc1CN