ethyl 2,2,2-triphenylacetate

二甲基一氯硅烷

spiro(2-methylbenzocyclobutene-1,7'-bicyclo(4.1.0)hept-3'-ene)

2,8,9-三氧杂-5-氮杂-1-锗杂双环[3.3.3]十一烷-1-醇