pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
5.0	Datawarrior	0	-1	C/C=C(\C(=O)O)c1ccc([N+](=O)[O-])cc1	C/C=C(\C(=O)[O-])c1ccc([N+](=O)[O-])cc1	mol14316	C/C=C(\C(=O)O)c1ccc([N+](=O)[O-])cc1