pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.61	IUPAC digitized pKa	1	0	NCCCNCCCNCCC[NH3+],NCCCNCCC[NH2+]CCCN	NCCCNCCCNCCCN	mol5873	NCCCNCCCNCCCN
9.98	IUPAC digitized pKa	2	1	[NH3+]CCCNCCCNCCC[NH3+],NCCC[NH2+]CCCNCCC[NH3+]	NCCCNCCCNCCC[NH3+],NCCCNCCC[NH2+]CCCN	mol5873	NCCCNCCCNCCCN
8.69	IUPAC digitized pKa	3	2	NCCC[NH2+]CCC[NH2+]CCC[NH3+],[NH3+]CCCNCCC[NH2+]CCC[NH3+]	[NH3+]CCCNCCCNCCC[NH3+],NCCC[NH2+]CCCNCCC[NH3+]	mol5873	NCCCNCCCNCCCN
7.35	IUPAC digitized pKa	4	3	[NH3+]CCC[NH2+]CCC[NH2+]CCC[NH3+]	NCCC[NH2+]CCC[NH2+]CCC[NH3+],[NH3+]CCCNCCC[NH2+]CCC[NH3+]	mol5873	NCCCNCCCNCCCN