pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-2.0	AttenGpKa training set	1	0	COC(=O)c1ncc[nH+]c1C(=O)OC	COC(=O)c1nccnc1C(=O)OC	mol3978	COC(=O)c1nccnc1C(=O)OC