pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.5	OCHEM	0	-1	O=C(O)CCc1ccccc1[N+](=O)[O-]	O=C([O-])CCc1ccccc1[N+](=O)[O-]	mol1281	O=C(O)CCc1ccccc1[N+](=O)[O-]
4.504	Hunt	0	-1	O=C(O)CCc1ccccc1[N+](=O)[O-]	O=C([O-])CCc1ccccc1[N+](=O)[O-]	mol1281	O=C(O)CCc1ccccc1[N+](=O)[O-]