D-glucono-1,5-lactone(3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-one1,5-D-gluconolactone1,5-GluconolactoneD-AldonolactoneD-Glucono-1,5-lactoneD-GluconolactoneD-gluconic acid delta-lactoneD-gluconic acid lactoneD-glucono-1,5-lactoneD-threo-Aldono-1,5-lactoneGlucarolactoneGluconic acid lactoneGluconic lactoneGluconolactonedelta-D-gluconolactonedelta-Gluconolactonegluconic delta-lactone