pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
13.4	IUPAC digitized pKa	1	0	CC1=CC(C)=[NH+]CCN1	CC1=CC(C)=NCCN1	mol3897	CC1=CC(C)=NCCN1
13.3999996185303	QSARToolbox	1	0	CC1=CC(C)=[NH+]CCN1	CC1=CC(C)=NCCN1	mol3897	CC1=CC(C)=NCCN1