pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
7.035	IUPAC digitized pKa	1	0	CCOC(=O)CC[C@H]([NH3+])C(=O)OCC	CCOC(=O)CC[C@H](N)C(=O)OCC	mol5354	CCOC(=O)CC[C@H](N)C(=O)OCC