pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.42	IUPAC digitized pKa	1	0	C[NH+](C)c1cc(Cl)ncn1,CN(C)c1cc(Cl)nc[nH+]1,CN(C)c1cc(Cl)[nH+]cn1	CN(C)c1cc(Cl)ncn1	mol4122	CN(C)c1cc(Cl)ncn1