carbon disulfide
6,13-diphenyl-pentacene
6,13-diphenyl-6,13-dihydropentacene-6,13-diol
6,13-diphenyl-pentacene
diphenyl-5b,12b dihydro-5b,12b dinaphto <2',3'-d:2,3-4,5> furo <3,2-b> furanne
diphenyl-5b,13a dihydro-5b,13a dinaphto <2',3'-e:2, 3-3,4> cyclobuta <1,2-b>
diphenyl-7,14 epoxy-7,14 dihydro-7,14 dinaphto <2,3-b:2',3'-e> oxepinne
6r.13c-diphenyl-6.13-dihydro-pentacenediol-(6.13t)