pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.6	AttenGpKa training set	0	-1	O=C(O)C(=O)Cc1c[nH]c2ccccc12	O=C([O-])C(=O)Cc1c[nH]c2ccccc12	mol26502	O=C(O)C(=O)Cc1c[nH]c2ccccc12