N-(3β-acetoxy-urs-12-en-28-oyl)-11-aminoundecanoic acid methyl ester

6'-ferrocenyl-6'-oxo-11-(hexanamide)undecanoate

methyl 11-isocyanoundecanoate

N-(olean-3-hydroxy-18-en-28-oyl)-aminoundecanoic acid

11-{[6-(benzylamino)-1,3,5-triazine-2,4-diyl]diimino}diundecanoic acid