1-nitro-4-[2-(4-nitrophenyl)ethynyl]benzene

1,2-二(2-噻吩基)乙炔

1-苯基-1H-1,2,3-噻唑

1,1,4,4-四苯基-2-丁炔-1,4-二醇

二(4,4'-二羟基)苯基乙炔