三环[3.1.1.0(6,7)]庚烷

[tert-butylethynyl](phenyl)iodonium tosylate

monolithium mono(cyanodi(hex-1-yn-1-yl)cuprate(I))

(E)-3-Chlor-2,2,7,7-tetramethyl-3,4,5-octatrien

(3,3-dimethylbut-1-yn-1-yl)magnesium bromide