Synonyms: D-myo-Inositol,5-O-b-D-xylopyranosyl-,4-(6'-bromo-1,1',2',3,4,6,8,8a,9,10-decahydro-6-hydroxy-6-methyl-2,2',4-trioxospiro[cyclopenta[e]pyrimido[4,5-b][1,4]diazepine-7(2H),3'-[3H]indole]-8-carboxylate),[6S-(6a,7a,8a,8aa)]-;Spiro[cyclopenta[e]pyrimido[4,5-b][1,4]diazepine-7(2H),3'-[3H]indole],D-myo-inositol deriv.; Neosurugatoxin