pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.37	IUPAC digitized pKa	1	0	Cc1ncc(C#N)c([NH+](C)C)n1,Cc1ncc(C#N)c(N(C)C)[nH+]1,Cc1nc(N(C)C)c(C#N)c[nH+]1	Cc1ncc(C#N)c(N(C)C)n1	mol7240	Cc1ncc(C#N)c(N(C)C)n1