pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
1.04999995231628	QSARToolbox	0	-1	CC(C)OP(=O)(O)OC(C)C	CC(C)OP(=O)([O-])OC(C)C	mol33834	CC(C)OP(=O)(O)OC(C)C