7-trimethylsilylhept-5-yn-1-ol

2-hex-5-ynoxyoxane

(trimethylsilyl)-1 (tetrahydropyrannyl-2 oxy)-7 heptyne-2

四氢吡喃-2-甲醇

triphenyl(2-trimethylsilylethylidene)-λ⁵-phosphane