It is composed of (s) - 5-amino-3-cyano-1 - (2,6-dichloro-4-trifluoromethylphenyl) - 4-trifluoromethyl-thiophosphate and (R) - 5-amino-3-cyano-1 - (2,6-dichloro-4-trifluoromethyl-phenyl) - 4-trifluoromethyl-sulfoylpyrazole-4-trifluoromethyl-sulfoylpyrazole, in which the compound contains abundant isocyanide.
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