pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.47999954223633	QSARToolbox	-1	-2	C[NH+](CCC(=O)[O-])CCC(=O)[O-]	CN(CCC(=O)[O-])CCC(=O)[O-]	mol36431	CN(CCC(=O)O)CCC(=O)O