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5,7-Dichloro-2'-(3-chloro-5-methoxyphenyl)-7'-(difluoromethylidene)-2-hydroxyspiro[1,2-dihydroindole-3,4'-6,8,8a,8b-tetrahydro-3aH-pyrrolo[3,4-a]pyrrolizine]-1',3'-dione


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