pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.0	Hunt	0	-1	COC(=O)CCC(C(=O)O)(c1ccccc1)c1ccccc1	COC(=O)CCC(C(=O)[O-])(c1ccccc1)c1ccccc1	mol1338	COC(=O)CCC(C(=O)O)(c1ccccc1)c1ccccc1