pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.77	Datawarrior	0	-1	O=C1C=Cc2ccccc2/C1=N\O	O=C1C=Cc2ccccc2/C1=N\[O-]	mol13789	O=C1C=Cc2ccccc2/C1=N\O