pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.94	IUPAC digitized pKa	1	0	C[NH+](c1ccccc1)c1ccc(N)cc1,CN(c1ccccc1)c1ccc([NH3+])cc1	CN(c1ccccc1)c1ccc(N)cc1	mol5989	CN(c1ccccc1)c1ccc(N)cc1