157729-37-8 4H-Cyclopenta[def]phenanthrene, 4-[3-(trimethylsilyl)-1-[2-(trimethylsilyl)ethynyl]-2-propyn-1-ylidene]-

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157729-37-8 4H-Cyclopenta[def]phenanthrene, 4-[3-(trimethylsilyl)-1-[2-(trimethylsilyl)ethynyl]-2-propyn-1-ylidene]- - 化工 AI 网