(4-beta,9-beta)-4,9-Dideoxy-4,9-epoxytetrodotoxin 13072-89-4 4,9-Anhydrotetrodotoxin 4-beta,9-beta-Dideoxy-4,9-epoxytetrodotoxin 6,10-Epoxy-4,8,11a-metheno-11aH-oxocino(4,3-f)(1,3,5)oxadiazepine-6,9,11-triol, 2-amino-1,4,5a,6,8,9,10,11-octahydro-9-(hydroxymethyl)-, (4S,5aS,6S,8R,9S,10S,11S,11aR,12R)- Anhydroepitetrodotoxin Anhydrotetrodotoxin Tetrodotoxin, 4,9-anhydro- Tetrodotoxin, 4,9-dideoxy-4,9-epoxy-, (4-beta,9-beta)- (9CI) Tetrodotoxin, 4,9-dideoxy-4,9-epoxy-, (4beta,9beta)-