dihydroxybutenedioic acid

2,4,6-三乙基环硼氧烷

1,1,2,2,3,3,4,4-环丁烷辛醇

三甲基乙酸酐二乙基硼酸

2,5,8,11-tetraphenylcyclobuta[1,2-d:1,4-d':2,3-d'':3,4-d''']tetrakis([1,3,2]dioxaborole)