pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.0	IUPAC digitized pKa	0	-1	Cn1c(=O)c2c([nH]c(=O)n2C)n(C)c1=O	Cn1c(=O)c2c([n-]c(=O)n2C)n(C)c1=O	mol10663	Cn1c(=O)c2c([nH]c(=O)n2C)n(C)c1=O