pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.19	IUPAC digitized pKa	1	0	Cn1cc(Cl)cnc1=[NH2+],Cn1cc(Cl)c[nH+]c1=N	Cn1cc(Cl)cnc1=N	mol7221	Cn1cc(Cl)cnc1=N