bis[2,3-(2',3'-naphtho)norcaradiene-7-carbonyl] peroxide

(ethano-9,10 dihydro-9,10 anthracene)-11-spirocyclopropane

11-propyl-9,10-dihydro-9,10-ethano-anthracene-11,12-dicarboxylic acid-anhydride

蒽

11-isopropyl-9,10-dihydro-9,10-ethano-anthracene-11,12-dicarboxylic acid-anhydride