pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.01999998092651	QSARToolbox	0	-1	O=NN(O)c1cccc(Cl)c1	O=NN([O-])c1cccc(Cl)c1	mol36972	O=NN(O)c1cccc(Cl)c1