pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
10.4	IUPAC digitized pKa	1	0	Cc1cc(=[NH2+])n(-c2ccccc2)n1C	Cc1cc(=N)n(-c2ccccc2)n1C	mol6851	Cc1cc(=N)n(-c2ccccc2)n1C