| 英文名称: | | 1h-2-benzopyran-7-carboxylic acid, 4,6-dihydro-5-chloro-8-hydroxy-6-oxo-3-(pent | | afluoroethyl)- | | 6-dihydro-5-chloro-8-hydroxy-6-oxo-3-(pentafluoroethyl)-1h-2-benzopyra n-7- | | 4,6-dihydro-5-chloro-8-hydroxy-6-oxo-3-(pentafluoroethyl)-1h-2-benzopyran-7-carboxylic aci |
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