2,6-bis(3,5-di-tert-butyl-4-methylphenyl)-4,8-di-m-tolyl-1,3,5,7(1,3)-tetracyclopentanacyclooctaphane-11,14,34,51,54,71(75),73-heptaene

4,4',4''-(20-(3-hydroxyphenyl)porphyrin-5,10,15-triyl)tris(2,6-di-tert-butylphenol)

2,8-bis(3,5-di-tert-butyl-4-methylphenyl)-4,6-di-p-tolyl-1,3,5,7(1,3)-tetracyclopentanacyclooctaphane-11,14,34,51,54,71(75),73-heptaene

4,4',4''-(15-(3,5-di-tert-butyl-4-hydroxyphenyl)porphyrin-5,10,20-triyl)triphenol

5-(4-hydroxyphenyl)-10,15,20-tris[3,5-di(tert-butyl)-4-hydroxyphenyl]porphine