13285-84-2 17032-59-6 6,11-Diacetylanhydrotetrodotoxin Diacetylanhydrotetrodotoxin Epitetrodotoxin, anhydro-, diacetate Tetrodotoxin, 4,9-anhydro-, 8,8-diacetate Tetrodotoxin, 4,9-dideoxy-4,9-epoxy-, 6,11-diacetate, (4-beta,9-beta)- (9CI)