dimethyl 6,6'-((2,5-bis((trimethylsilyl)ethynyl)-1,4-phenylene)bis(oxy))dihexanoate

dimethyl 6,6'-((2,5-diethynyl-1,4-phenylene)bis(oxy))dihexanoate

dimethyl 6,6'-((2,5-bis((4-ethynyl-2,5-dihexylphenyl)ethynyl)-1,4-phenylene)bis(oxy))dihexanoate

dimethyl 6,6'-((2,5-bis((2,5-dihexyl-4-((trimethylsilyl)ethynyl)phenyl)ethynyl)-1,4-phenylene)bis(oxy))dihexanoate