pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.9	AttenGpKa training set	1	0	NOP(O)(O)=[OH+],[NH3+]OP(=O)(O)O	[NH3+]OP(=O)([O-])O	mol28888	NOP(=O)(O)O
2.8	AttenGpKa training set	1	0	NOP(O)(O)=[OH+],[NH3+]OP(=O)(O)O	[NH3+]OP(=O)([O-])O	mol28888	NOP(=O)(O)O
8.2	AttenGpKa training set	-1	-2	NOP(=O)([O-])O,[NH3+]OP(=O)([O-])[O-]	NOP(=O)([O-])[O-]	mol28888	NOP(=O)(O)O