4,6-Diphenylthieno[3,4-d]-1,3-dioxol-2-one 5,5-dioxide54714-11-3100 % similar 4,5-Diphenyl-1,3-dioxol-2-one21240-34-641 % similar 1,4-Dibenzoylbenzene3016-97-531 % similar Tetraphenylethylene632-51-931 % similar Benzoyl bromide618-32-630 % similar 1-Phenyl-2-(phenylsulfonyl)ethanone3406-03-930 % similar