pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.84	Datawarrior	0	-1	C[C@H]1C(=O)O[C@@H](C(C)(C)C)C1=O	C[C-]1C(=O)O[C@@H](C(C)(C)C)C1=O	mol12543	CC1C(=O)OC(C(C)(C)C)C1=O
4.8400002	OCHEM	0	-1	C[C@H]1C(=O)O[C@@H](C(C)(C)C)C1=O	C[C-]1C(=O)O[C@@H](C(C)(C)C)C1=O	mol12543	CC1C(=O)OC(C(C)(C)C)C1=O