2-(4-戊炔氧基)四氢-2H-吡喃

2-(octa-4,7-diyn-1-yloxy)tetrahydro-2H-pyran

2-(octa-4,6-diynyloxy)-tetrahydro-2H-pyran

4-戊炔-1-醇

octa-4,6-diynal