3,5,5'-trichloro-2,2'-dihydroxy-4,4'-dimethoxy-6,6'-dimethylbenzophenone

tris(benzyloxy)-4,6,6'-dichloro-3,3'-methoxy-4'-dimethyl-2,2'-benzophenone

2,2',4-tribenzyloxy-3,5,5'-trichloro-4'-methoxy-6,6'-dimethylbenzophenone