pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.66	IUPAC digitized pKa	1	0	CCOC(=O)N([NH3+])c1ccccc1	CCOC(=O)N(N)c1ccccc1	mol8843	CCOC(=O)N(N)c1ccccc1