pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.9	IUPAC digitized pKa	0	-1	CC1=NN(c2ccccc2)C(=O)C1=NNc1ccccc1	CC1=NN(c2ccccc2)C(=O)C1=N[N-]c1ccccc1	mol12080	CC1=NN(c2ccccc2)C(=O)C1=NNc1ccccc1