pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.07	IUPAC digitized pKa	0	-1	CCn1ncc(=O)[nH]c1=O	CCn1ncc(=O)[n-]c1=O	mol9391	CCn1ncc(=O)[nH]c1=O