Triacetoxy-p-tert-butylcalix<4>arene

3-<3-<3-(3-bromo-5-tert-butylsalicyl)-5-tert-butylsalicyl>-5-tert-butylsalicyl>-5-tert-butyl-2-hydroxybenzyl alcohol

2-bromo-4-t-butyl-6-<5-t-butyl-3-<5-t-butyl-3-(5-t-butylsalicyl)salicyl>salicyloyl>phenol

15,35-di-tert-butyl-55-cyclohexyl-75-methyl-1,3,5,7(1,3)-tetrabenzenacyclooctaphane-12,32,52,72-tetraol

ethyl 35,55-di-tert-butyl-12,32,52,72-tetrahydroxy-75-methyl-1,3,5,7(1,3)-tetrabenzenacyclooctaphane-15-carboxylate