pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.81	AttenGpKa training set	1	0	C/C(N=O)=[NH+]\O	C/C(N=O)=N\O	mol31488	C/C(N=O)=N\O