pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.345	AttenGpKa training set	0	-1	O=C(O)/C(O)=C(\O)C(=O)O	O=C([O-])/C(O)=C(\O)C(=O)O	mol22540	O=C(O)/C(O)=C(\O)C(=O)O
3.48	AttenGpKa training set	-1	-2	O=C([O-])/C(O)=C(\O)C(=O)O	O=C([O-])/C(O)=C(\O)C(=O)[O-]	mol22540	O=C(O)/C(O)=C(\O)C(=O)O