pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-1.44	Hunt	1	0	O=C(O)c1oc(-c2ccccc2)[nH+]c1-c1ccccc1	O=C(O)c1oc(-c2ccccc2)nc1-c1ccccc1	mol1603	O=C(O)c1oc(-c2ccccc2)nc1-c1ccccc1