2H-1-Benzopyran-2-one, octahydro- 4430-31-3 AI3-28142 Bicyclononalactone COUMARIN, OCTAHYDRO- Cyclohexyl lactone Cyclohexyllactone EINECS 224-623-4 FEMA No. 3791 Octahydro-1-benzopyran-2-one Octahydro-2H-1-benzopyran-2-one Octahydrocoumarin