pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.21	IUPAC digitized pKa	-1	-2	CCC(C(=O)[O-])(C(=O)O)c1cccc(C)c1	CCC(C(=O)[O-])(C(=O)[O-])c1cccc(C)c1	mol11671	CCC(C(=O)O)(C(=O)O)c1cccc(C)c1
7.24	IUPAC digitized pKa	-1	-2	CCC(C(=O)[O-])(C(=O)O)c1cccc(C)c1	CCC(C(=O)[O-])(C(=O)[O-])c1cccc(C)c1	mol11671	CCC(C(=O)O)(C(=O)O)c1cccc(C)c1