pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.13000011444092	QSARToolbox	0	-1	O=C1/C(=N/O)C=Cc2nsnc21	O=C1/C(=N/[O-])C=Cc2nsnc21	mol37360	O=C1/C(=N/O)C=Cc2nsnc21