pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
12.68	Datawarrior	-1	-2	S=C(/N=N/c1ccc2ccccc2c1)[N-]Nc1ccc2ccccc2c1	""	mol15006	S=C(/N=N/c1ccc2ccccc2c1)NNc1ccc2ccccc2c1