ethyl 3-(1,3-benzodioxol-5-yl)prop-2-ynoate

5-(1,3-benzodioxol-5-yl)-6H-[2]benzofuro[6,5-f][1,3]benzodioxol-8-one

5-乙炔苯并[1,3]间二氧杂环戊烯

5-[4-(1,3-benzodioxol-5-yl)buta-1,3-diynyl]-1,3-benzodioxole

3-(1,3-benzodioxol-5-yl)prop-2-yn-1-ol