pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.0	OCHEM	0	-1	Nc1c2[nH]cnc2nc[n+]1[O-]	Nc1c2[n-]cnc2nc[n+]1[O-]	mol4914	Nc1c2[nH]cnc2nc[n+]1[O-]
2.5999999	OCHEM	1	0	Nc1c2[nH]cnc2nc[n+]1O	Nc1c2[nH]cnc2nc[n+]1[O-]	mol4914	Nc1c2[nH]cnc2nc[n+]1[O-]