pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.19	Baltruschat ChEMBL	1	0	O=C(O)CCCC[P+](c1ccccc1)(c1ccccc1)c1ccccc1	O=C([O-])CCCC[P+](c1ccccc1)(c1ccccc1)c1ccccc1	mol21285	O=C(O)CCCC[P+](c1ccccc1)(c1ccccc1)c1ccccc1