pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.36	IUPAC digitized pKa	1	0	C1CN[C@@H]2[NH2+]CCC[C@H]2C1	C1CN[C@H]2NCCC[C@@H]2C1	mol7830	C1CNC2NCCCC2C1
4.82	IUPAC digitized pKa	2	1	C1C[NH2+][C@H]2[NH2+]CCC[C@@H]2C1	C1CN[C@@H]2[NH2+]CCC[C@H]2C1	mol7830	C1CNC2NCCCC2C1