1,4-bis(2-bromoethenyl)benzene

lithium,methylidene(triphenyl)-λ⁵-phosphane

三环[16.2.2.28,11]二十四碳-8,10,18,20(1),21,23-六烯

9-(bromomethylidene)fluorene

5-乙炔基-1-甲基-1H-吲哚