1H-benzo[f]indazole-4,9-dione

1-methylbenzo[f]indazole-4,9-dione

1',4'-Dimethoxy-3-methyl-[2,2'-binaphthyl]-1,4-chinon

1',4'-Dimethoxy-2,3-dihydro-2,3-methano-2,2'-binaphthyl-1,4-chinon

2-(1,4-dioxonaphthalen-2-yl)naphthalene-1,4-dione