pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
2.61999988555908	QSARToolbox	0	-1	O=C(O)[C@H](c1ccccc1)N1CCS1(=O)=O	O=C([O-])[C@H](c1ccccc1)N1CCS1(=O)=O	mol35975	O=C(O)C(c1ccccc1)N1CCS1(=O)=O