PIMM

(1,2,3,4,7,7-Hexachlorobicyclo(2.2.1)hept-2-ene-5,6-dicarboximido)phenylmercury

2-[Phenylmercurio(II)]-4,5,6,7,8,8-hexachloro-3a,4,7,7a-tetrahydro-4,7-methano-1H-isoindole-1,3(2H)-dione