pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.08	OCHEM	0	-1	C[P@@H](=O)O	C[P@@H](=O)[O-]	mol2555	C[P@@H](=O)O
3.79999995231628	QSARToolbox	0	-1	C[P@@H](=O)O	C[P@@H](=O)[O-]	mol2555	C[P@@H](=O)O