pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.3	IUPAC digitized pKa	1	0	CN([NH3+])c1cccc(Br)c1,C[NH+](N)c1cccc(Br)c1	CN(N)c1cccc(Br)c1	mol8815	CN(N)c1cccc(Br)c1
4.30000019073486	QSARToolbox	1	0	CN([NH3+])c1cccc(Br)c1,C[NH+](N)c1cccc(Br)c1	CN(N)c1cccc(Br)c1	mol8815	CN(N)c1cccc(Br)c1