3-hydroxy-2-phenyl-2,3-dihydro-benzofuran-2-carboxylic acid

2-乙炔基苯甲醚

8-((2-hydroxyphenyl)ethynyl)-4-methyl-2,6-dioxohexahydro-84-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborol-4-ium

2-(gem-dibromovinyl)phenol-d