2-hydroxy-3-(2-nitrophenyl)naphthalene-1,4-dione

2-苯胺基-1,4-萘醌

1-phenylsulfonyl-3-(1-methoxycarbonylbenzene-2-yl)carbonylindole

N-methoxymethyl-5H-benzo[b]carbazole-6,11-dione

2-(o-hydroxymethyl) indole