pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.49	IUPAC digitized pKa	0	-1	Cn1c(=O)c2ncc(=O)[nH]c2n(-c2ccccc2)c1=O	Cn1c(=O)c2ncc(=O)[n-]c2n(-c2ccccc2)c1=O	mol11843	Cn1c(=O)c2ncc(=O)[nH]c2n(-c2ccccc2)c1=O