Synonyms: 1,5-Cyclononadiene-1,2,5,6-tetracarboxylic1,2:5,6-dianhydride, 8-ethyl-3-propyl- (7CI,8CI);1H-Cyclonona[1,2-c:5,6-c']difuran-1,3,6,8(4H)-tetrone,10-ethyl-5,9,10,11-tetrahydro-4-propyl-, [4S-(4R*,10S*)]-; (+)-ByssochlamicAcid; Byssochlamic acid