pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.9	IUPAC digitized pKa	0	-1	CCc1c[nH]c(=O)[nH]c1=O	CCc1c[n-]c(=O)[nH]c1=O,CCc1c[nH]c(=O)[n-]c1=O	mol9752	CCc1c[nH]c(=O)[nH]c1=O