pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.5	IUPAC digitized pKa	2	1	C[NH+]1CCCC[C@H]1CC[NH+](c1ccccc1)c1ccccc1	CN1CCCC[C@H]1CC[NH+](c1ccccc1)c1ccccc1,C[NH+]1CCCC[C@H]1CCN(c1ccccc1)c1ccccc1	mol6056	CN1CCCCC1CCN(c1ccccc1)c1ccccc1