2-(diphenylmethyl)-4,5-diphenyl-1,3-dioxolium trifluoromethanesulfonate
4,5-dimethyl-2-(diphenylmethyl)-1,3-dioxolium trifluoromethanesulfonate
(Z)-2-<<(trifluoromethyl)sulfonyl>oxy>-1,2-diphenylvinyl diphenylacetate
3-oxo-2-butyl diphenylacetate
α-benzoylbenzyldiphenylacetate