| 英文名称: | | 2-a)imidazole-7a(5h)-carboxylic acid, tetrahydro-2,5-dioxo-1h-pyrrolo( ethyl | | ethyl 2,5-dioxohexahydro-1h-pyrrolo(1,2-a)imidazole-7a-carboxylate | | ethyl tetrahydro-2,5-dioxo-1h-pyrrolo(1,2-a)imidazole-7a(5h)-carboxylate | | 2-a)imidazole-7a(5h)-carboxylic acid,tetrahydro-2,5-dioxo-1h-pyrrolo( ethyl ester |
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