pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
8.0	IUPAC digitized pKa	1	0	CCOP(=O)(OCC)OCC[NH+](C)C	CCOP(=O)(OCC)OCCN(C)C	mol1442	CCOP(=O)(OCC)OCCN(C)C
8.03	IUPAC digitized pKa	1	0	CCOP(=O)(OCC)OCC[NH+](C)C	CCOP(=O)(OCC)OCCN(C)C	mol1442	CCOP(=O)(OCC)OCCN(C)C