pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.12	OCHEM	1	0	O=[N+]([O-])c1ccc(-c2c[nH]c(-c3ccccc3)[nH+]2)cc1	O=[N+]([O-])c1ccc(-c2c[nH]c(-c3ccccc3)n2)cc1	mol21558	O=[N+]([O-])c1ccc(-c2c[nH]c(-c3ccccc3)n2)cc1