pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.42000007629395	QSARToolbox	4	3	[NH3+]CC[NH2+]CC(F)(F)C[NH2+]CC[NH3+]	[NH3+]CCNCC(F)(F)C[NH2+]CC[NH3+]	mol38461	NCCNCC(F)(F)CNCCN