pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.26999998092651	QSARToolbox	2	1	C[C@@H]1C(=[OH+])N(CO)C[NH+]1C	C[C@@H]1C(=O)N(CO)C[NH+]1C	mol34964	CC1C(=O)N(CO)CN1C