1-acetoxy-10,12-dimethoxy-8-(bromoethyl)-6H-benzo[d]naphtho[1,2b]pyran-6-one

1-(acetyloxy)-8-ethyl-10,12-dimethoxy-6H-benzo[d]naphtho[1,2-b]pyran-6-one

5-溴香兰素

5-羟基对萘醌

1,5-二羟基萘