pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.61000001430511	QSARToolbox	4	3	C[NH+](CC[NH3+])CC[NH+](C)CC[NH3+]	CN(CC[NH3+])CC[NH+](C)CC[NH3+]	mol38391	CN(CCN)CCN(C)CCN