pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.9	IUPAC digitized pKa	1	0	Cn1ccc(C(C)(C)C)[nH+]c1=O	Cn1ccc(C(C)(C)C)nc1=O	mol7198	Cn1ccc(C(C)(C)C)nc1=O