1,2-dinaphthalen-1-ylethane-1,2-dione

1,2-bis(2-methylphenyl)ethane-1,2-dione

NSC168900

1,7,8,9,10,10-hexachloro-3,5-dioxatricyclo[5.2.1.02,6]dec-8-en-4-one

(2-oxo-5-phenyl-1,3-dioxolan-4-yl)methyl acetate