pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.23	IUPAC digitized pKa	1	0	CC(C)(C)[NH2+]c1ncccn1,CC(C)(C)Nc1nccc[nH+]1	CC(C)(C)Nc1ncccn1	mol7182	CC(C)(C)Nc1ncccn1