pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.15	Datawarrior	0	-1	C[C@@H](P)C(=O)O	C[C@@H](P)C(=O)[O-]	mol15850	CC(P)C(=O)O
4.1500001	OCHEM	0	-1	C[C@@H](P)C(=O)O	C[C@@H](P)C(=O)[O-]	mol15850	CC(P)C(=O)O
4.15000009536743	QSARToolbox	0	-1	C[C@@H](P)C(=O)O	C[C@@H](P)C(=O)[O-]	mol15850	CC(P)C(=O)O