pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
4.7	OCHEM	0	-1	CCCC[C@H]1C(=O)N(c2ccccc2)N(c2ccc(O)cc2)C1=O	CCCC[C@H]1C(=O)N(c2ccccc2)N(c2ccc([O-])cc2)C1=O	mol12255	CCCCC1C(=O)N(c2ccccc2)N(c2ccc(O)cc2)C1=O