pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.89999961853027	QSARToolbox	2	1	c1c(C2=NCCN2)cc(C2=[NH+]CCN2)cc1C1=[NH+]CCN1	c1c(C2=NCCN2)cc(C2=[NH+]CCN2)cc1C1=NCCN1	mol38285	c1c(C2=NCCN2)cc(C2=NCCN2)cc1C1=NCCN1