pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.69	Datawarrior	0	-1	O=[N+]([O-])c1ccc2cc(O)ccc2c1	O=[N+]([O-])c1ccc2cc([O-])ccc2c1	mol13454	O=[N+]([O-])c1ccc2cc(O)ccc2c1
7.6900001	OCHEM	0	-1	O=[N+]([O-])c1ccc2cc(O)ccc2c1	O=[N+]([O-])c1ccc2cc([O-])ccc2c1	mol13454	O=[N+]([O-])c1ccc2cc(O)ccc2c1