"Gonyautoxin" . . . "gonyautoxin" . . "(3aS,4R,9R,10aS)-2,6-Diamino-4-(((aminocarbonyl)oxy)methyl)-3a,4,8,9-tetrahydro-1H,10H-pyrrolo(1,2-c)purine-9,10,10-triol 9-(Hydrogen Sulfate)" . . . . . "Gonyautoxin 2, GTX-2, GTX-II" . . . . . . "Gonyautoxin" .