pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
9.35	IUPAC digitized pKa	0	-1	O=c1ccc2c[nH][nH]c-2c1	O=c1ccc2c[n-][nH]c-2c1,O=c1ccc2c[nH][n-]c-2c1	mol10098	O=c1ccc2c[nH][nH]c-2c1