pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.6	Datawarrior	0	-1	CC1C(=O)CC(C)(C)CC1=O	C[C-]1C(=O)CC(C)(C)CC1=O	mol14101	CC1C(=O)CC(C)(C)CC1=O
5.5999999	OCHEM	0	-1	CC1C(=O)CC(C)(C)CC1=O	C[C-]1C(=O)CC(C)(C)CC1=O	mol14101	CC1C(=O)CC(C)(C)CC1=O