Synonyms: Anisatin(6CI,7CI);Spiro[6H-4,9a-methanocyclopent[d]oxocin-6,3'-oxetane]-2,2'(1H)-dione, 4ab,5,6a,7,8,9-hexahydro-1a,5b,6ab,7b-tetrahydroxy-5,9a-dimethyl- (8CI);Spiro[6H-4,9a-methanocyclopent[d]oxocin-6,3'-oxetane]-2,2'(1H)-dione,hexahydro-1,5,6a,7-tetrahydroxy-5,9-dimethyl-, (1R,3'S,4R,5R,6aR,7R,9R,9aS)-(9CI); Spiro[6H-4,9a-methanocyclopent[d]oxocin-6,3'-oxetane]-2,2'(1H)-dione,hexahydro-1,5,6a,7-tetrahydroxy-5,9-dimethyl-, [1R-(1a,4b,5b,6b,6ab,7b,9a,9ab)]-; (-)-Anisatin