1,4-Dimethoxynaphtho[3,4-b]cyclodec-3-ene-1,3-diyne

1,4-Dimethoxy-2,3-bis-trimethylsilanylethynyl-naphthalene

1.2-Bis(trimethylsilylpropiolyl)benzol

环己烯

5a,6,7,8,9,10,11,11a-Octahydro-5,12-naphthacendion