picene-13,14-dione

5β-chola-3,6,11-trien-24-oic acid

1,2-二(1-萘基)乙烷

((1Z,1'Z)-(3,6-dichloro-1,2-phenylene)bis(ethene-2,1-diyl))dibenzene

2,3,4,9,10,11-hexahydro-picene-1,12-dione