(E)-1,4-bis(2,4,6-trimethylphenyl)but-2-ene-1,4-dione

(E)-2,3-dimethyl-1,4-diphenylbut-2-ene-1,4-dione

1,1'-selanediyl-di-[2]naphthol

盐酸

1,1-dibromo-1H-naphthalen-2-one