pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.13000011444092	QSARToolbox	2	1	[NH3+]CCCC[C@H]([NH2+]O)C(=O)O	[NH3+]CCCC[C@H](NO)C(=O)O,[NH3+]CCCC[C@H]([NH2+]O)C(=O)[O-]	mol38618	NCCCCC(NO)C(=O)O