pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.11999988555908	QSARToolbox	0	-1	O=C1NC(=O)C(=O)N1	O=C1[N-]C(=O)C(=O)N1	mol29493	O=C1NC(=O)C(=O)N1
6.21999979019165	QSARToolbox	0	-1	O=C1NC(=O)C(=O)N1	O=C1[N-]C(=O)C(=O)N1	mol29493	O=C1NC(=O)C(=O)N1
6.12	AttenGpKa training set	0	-1	O=C1NC(=O)C(=O)N1	O=C1[N-]C(=O)C(=O)N1	mol29493	O=C1NC(=O)C(=O)N1
10.8	AttenGpKa training set	-1	-2	O=C1[N-]C(=O)C(=O)N1	O=C1[N-]C(=O)C(=O)[N-]1	mol29493	O=C1NC(=O)C(=O)N1