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

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

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

Acetic acid 2-(2-acetoxy-3-bromo-5-tert-butyl-benzoyl)-6-(2-acetoxy-5-tert-butyl-benzoyl)-4-tert-butyl-phenyl ester