Bis[4-[(13-cyclopentyltridecanoyl)amino]phenyl] sulfone

N-phenyl-13-[3-[3-[12-(phenylcarbamoyl)dodecyl]cyclopentyl]sulfonylcyclopentyl]tridecanamide

13-[3-[3-[13-(anilino)-13-oxotridecyl]cyclopentyl]sulfonylcyclopentyl]-N-phenyltridecanamide

13-[3-[3-[13-(anilino)-13-keto-tridecyl]cyclopentyl]sulfonylcyclopentyl]-N-phenyl-tridecanamide

13-[3-[3-[13-oxo-13-(phenylamino)tridecyl]cyclopentyl]sulfonylcyclopentyl]-N-phenyl-tridecanamide