pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.55	OCHEM	1	0	O=[N+]([O-])c1cccc(-c2cccc[nH+]2)c1	O=[N+]([O-])c1cccc(-c2ccccn2)c1	mol3764	O=[N+]([O-])c1cccc(-c2ccccn2)c1