pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.26	Datawarrior	1	0	C[NH2+]CC#N	CNCC#N	mol15913	CNCC#N
5.2600002	OCHEM	1	0	C[NH2+]CC#N	CNCC#N	mol15913	CNCC#N
5.26000022888184	QSARToolbox	1	0	C[NH2+]CC#N	CNCC#N	mol15913	CNCC#N