| 英文名称: | | 4,7-methano-1h-indene-1,3(2h)-dione, 3a,7a-dichloro-2-(dichloromethylene)-3a,4, | | 7a- tetrahydro- | | 2-dichloromethylene-3a,7a-dichloro-3a,4,7,7a-tetrahydro-4,7-methanoinden e-1, | | 3-dione | | ef 2 | | 3(2h)-dione,3a,7a-dichloro-2-(dichloromethylene)-3a,4,7,7a- tetrahydro-7-methano-1h-indene-1 |
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