pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.25	Datawarrior	0	-1	CN[N+](=O)[O-]	C[N-][N+](=O)[O-]	mol15917	CN[N+](=O)[O-]
6.333333333	AttenGpKa training set	0	-1	CN[N+](=O)[O-]	C[N-][N+](=O)[O-]	mol15917	CN[N+](=O)[O-]