pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.1	IUPAC digitized pKa	1	0	Cc1cccc(C=NO)[n+]1C	Cc1cccc(C=N[O-])[n+]1C	mol10800	Cc1cccc(C=NO)[n+]1C