pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.21999979019165	QSARToolbox	3	2	O=C1C[NH2+]CC(=O)NCC[NH2+]CC[NH2+]CCN1	O=C1CNCC(=O)NCC[NH2+]CC[NH2+]CCN1,O=C1C[NH2+]CC(=O)NCC[NH2+]CCNCCN1	mol35757	O=C1CNCC(=O)NCCNCCNCCN1