二氧化碳

(E)-7-((7-hydroxy-3,7-dimethyl-4-oxooct-2-en-5-yn-1-yl)oxy)-2H-chromen-2-one

5-ethyl-2,2-dimethylfuran-3-one

(E)-tetrahydro-2-[(3-methyl-2-penten-4-ynyl)oxy]-2H-pyran

trimethyl-(2-methyl-3-trimethylsilyloxybut-3-en-2-yl)oxysilane