pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
13.4	Datawarrior	0	-1	CNC(=N)N	CNC(=[N-])N	mol15930	CNC(=N)N
13.7	OCHEM	0	-1	CNC(=N)N	CNC(=[N-])N	mol15930	CNC(=N)N
13.2	AttenGpKa training set	0	-1	CNC(=N)N	CNC(=[N-])N	mol15930	CNC(=N)N