pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.0	IUPAC digitized pKa	0	-1	Cn1c(=O)[nH]c2nccnc2c1=O	Cn1c(=O)[n-]c2nccnc2c1=O	mol10107	Cn1c(=O)[nH]c2nccnc2c1=O