pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.37	Datawarrior	0	-1	C[C@@H](C#N)C(=O)O	C[C@@H](C#N)C(=O)[O-]	mol15979	CC(C#N)C(=O)O
2.3699999	OCHEM	0	-1	C[C@@H](C#N)C(=O)O	C[C@@H](C#N)C(=O)[O-]	mol15979	CC(C#N)C(=O)O