pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
-0.49	AttenGpKa training set	1	0	C[NH2+]c1c(C)cccc1[N+](=O)[O-]	CNc1c(C)cccc1[N+](=O)[O-]	mol23784	CNc1c(C)cccc1[N+](=O)[O-]