pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
16.3	IUPAC digitized pKa	0	-1	Fc1cccc2[nH]ccc12	Fc1cccc2[n-]ccc12	mol10515	Fc1cccc2[nH]ccc12