| 英文名称: | | 5-norbornene-2,3-dicarboximide, n-ethyl-5-(alpha-hydroxy-alpha-2-pyridylbenzyl) | | endo- and ethyl acetate (2:1) | | 3-dicarboximide,n-ethyl-5-(alpha-hydroxy-alpha-2-pyridylbenzyl)-7-(alpha-2-pyridylbenzylidene)-5-norbornene- endo- and ethyl acetate (2:1) |
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