pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.67	Datawarrior	1	0	Nc1cccc[n+]1O	Nc1cccc[n+]1[O-]	mol12391	Nc1cccc[n+]1O
2.6700001	OCHEM	1	0	Nc1cccc[n+]1O	Nc1cccc[n+]1[O-]	mol12391	Nc1cccc[n+]1O