pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.62	Datawarrior	1	0	Nn1[nH+]nnc1-c1ccccc1,Nn1n[nH+]nc1-c1ccccc1,Nn1nn[nH+]c1-c1ccccc1,[NH3+]n1nnnc1-c1ccccc1	Nn1nnnc1-c1ccccc1	mol4304	Nn1nnnc1-c1ccccc1