pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.56	IUPAC digitized pKa	1	0	CCCC(=O)O[C@@H](CC(=O)O)C[N+](C)(C)C	CCCC(=O)O[C@@H](CC(=O)[O-])C[N+](C)(C)C	mol11649	CCCC(=O)OC(CC(=O)O)C[N+](C)(C)C