pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
11.86	IUPAC digitized pKa	0	-1	Cc1ccc(N(O)N=Nc2ccccc2)cc1	Cc1ccc(N([O-])N=Nc2ccccc2)cc1	mol11867	Cc1ccc(N(O)N=Nc2ccccc2)cc1