Synonyms: Epitetrodotoxin,anhydro-, diacetate (7CI); Tetrodotoxin, 4,9-anhydro-, 8,8-diacetate (8CI);Tetrodotoxin, 4,9-dideoxy-4,9-epoxy-, 6,11-diacetate, (4b,9b)-; 4,9-Anhydroepitetrodotoxin 6,11-diacetate;Di-O-acetylanhydroepitetrodotoxin; Diacetylanhydroepitetrodotoxin