pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.3	IUPAC digitized pKa	1	0	CC(C)(C)c1cc[nH][nH+]1	CC(C)(C)c1cc[nH]n1	mol6818	CC(C)(C)c1cc[nH]n1