1,2-Benzisoxazol-7-ol, 3a,4,5,6,7,7a-hexahydro-3-(1-methyl-5-nitroimidazol-2-yl)- 3a,4,5,6,7,7a-Hexahydro-3-(1-methyl-5-nitro-1H-imidazol-2-yl)-1,2-benzisoxazol-7-ol DE4933000