pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.4	Datawarrior	0	-1	O=C1C=CC(=O)/C(=N/O)N1	O=C1C=CC(=O)/C(=N/[O-])N1	mol13008	O=C1C=CC(=O)/C(=N/O)N1
8.3999996	OCHEM	0	-1	O=C1C=CC(=O)/C(=N/O)N1	O=C1C=CC(=O)/C(=N/[O-])N1	mol13008	O=C1C=CC(=O)/C(=N/O)N1