4-((4-((4-((4-((4-((4-((4-((4-hydroxybutoxy)carbonyl)benzoyl)oxy)butoxy)carbonyl)benzoyl)oxy)butoxy)carbonyl)benzoyl)oxy)butoxy)carbonyl)benzoic acid
4-((4-((4-((4-((4-((4-((4-((4-hydroxybutoxy)carbonyl)benzoyl)oxy)butoxy)carbonyl)benzoyl)oxy)butoxy)carbonyl)benzoyl)oxy)butoxy)carbonyl)benzoic acid