Synonyms: 11H,13H-Oxireno[d]pyrano[4',3':3,3a]isobenzofuro[5,4-f][2]benzopyran-4,6,13(2H,5aH)-trione,decahydro-2,2,4a,8a-tetramethyl-8-(tetrahydro-3-furyl)-, stereoisomer (8CI);Limonin, tetrahydro- (6CI); Limonoic acid, 20,21,22,23-tetrahydro-, di-d-lactone; Tetrahydrolimonin