pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.9	IUPAC digitized pKa	0	-1	Cn1c(=O)[nH]cc(C(C)(C)C)c1=O	Cn1c(=O)[n-]cc(C(C)(C)C)c1=O	mol11091	Cn1c(=O)[nH]cc(C(C)(C)C)c1=O