pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.65	IUPAC digitized pKa	0	-1	O=S(=O)([O-])CCC[NH2+]CC[NH2+]CCCS(=O)(=O)[O-]	O=S(=O)([O-])CCCNCC[NH2+]CCCS(=O)(=O)[O-]	mol10821	O=S(=O)(O)CCCNCCNCCCS(=O)(=O)O
9.8	IUPAC digitized pKa	-1	-2	O=S(=O)([O-])CCCNCC[NH2+]CCCS(=O)(=O)[O-]	O=S(=O)([O-])CCCNCCNCCCS(=O)(=O)[O-]	mol10821	O=S(=O)(O)CCCNCCNCCCS(=O)(=O)O