pka_value	data_source	charge_state_pre	charge_state_post	microspecies_pre	microspecies_post	molid	smiles
6.0	OCHEM	0	-1	O=C1[C@H]2CCCC[C@@H]2C(=O)N1O	O=C1[C@H]2CCCC[C@@H]2C(=O)N1[O-]	mol32559	O=C1C2CCCCC2C(=O)N1O