pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.94	IUPAC digitized pKa	0	-1	CCCCP(=O)(CCCC)[C@@](C)(O)C(=O)O	CCCCP(=O)(CCCC)[C@@](C)(O)C(=O)[O-]	mol11632	CCCCP(=O)(CCCC)C(C)(O)C(=O)O
11.6	IUPAC digitized pKa	-1	-2	CCCCP(=O)(CCCC)[C@@](C)(O)C(=O)[O-]	CCCCP(=O)(CCCC)[C@@](C)([O-])C(=O)[O-],CCC[CH-]P(=O)(CCCC)[C@@](C)(O)C(=O)[O-]	mol11632	CCCCP(=O)(CCCC)C(C)(O)C(=O)O