pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.07	Baltruschat ChEMBL	0	-1	Cc1ccc(NC(=O)/C(C#N)=N/O)cc1	Cc1ccc(NC(=O)/C(C#N)=N/[O-])cc1	mol20999	Cc1ccc(NC(=O)/C(C#N)=N/O)cc1