pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.64	IUPAC digitized pKa	1	0	Cc1[nH+]cnc(N)c1Br,Cc1ncnc([NH3+])c1Br,Cc1nc[nH+]c(N)c1Br	Cc1ncnc(N)c1Br	mol7006	Cc1ncnc(N)c1Br