pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.09	IUPAC digitized pKa	1	0	CC(C)[NH2+]c1ccccc1[N+](=O)[O-]	CC(C)Nc1ccccc1[N+](=O)[O-]	mol2217	CC(C)Nc1ccccc1[N+](=O)[O-]