pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.4	OCHEM	1	0	c1ccc(NC2=[NH+]CCN2)cc1	c1ccc(NC2=NCCN2)cc1	mol17920	c1ccc(NC2=NCCN2)cc1
10.05	OCHEM	1	0	c1ccc(NC2=[NH+]CCN2)cc1	c1ccc(NC2=NCCN2)cc1	mol17920	c1ccc(NC2=NCCN2)cc1
9.16	Baltruschat ChEMBL	1	0	c1ccc(NC2=[NH+]CCN2)cc1	c1ccc(NC2=NCCN2)cc1	mol17920	c1ccc(NC2=NCCN2)cc1