pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
3.44	Caine	0	-1	O=C1CCCC(=O)C1C(=O)c1ccc(Cl)cc1[N+](=O)[O-]	O=C1CCCC(=O)[C-]1C(=O)c1ccc(Cl)cc1[N+](=O)[O-]	mol2705	O=C1CCCC(=O)C1C(=O)c1ccc(Cl)cc1[N+](=O)[O-]