pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
0.4	IUPAC digitized pKa	0	-1	Cc1ccc(OP(=O)(O)Oc2ccc(C)cc2)cc1	Cc1ccc(OP(=O)([O-])Oc2ccc(C)cc2)cc1	mol834	Cc1ccc(OP(=O)(O)Oc2ccc(C)cc2)cc1