DescriptionLevonorgestrel.svg created with bkchem+inkscape Date 13 April 2006 (original upload date) Source No machine-readable source provided. Own work
DescriptionLevonorgestrel butanoate.svg English: Skeletal formula of levonorgestrel butanoate — a steroidal progestin. Created with ChemDoodle and Adobe
DescriptionLevonorgestrel cyclopropylcarboxylate.svg English: Chemical structure of levonorgestrel cyclopropylcarboxylate Date 20 September 2018 Source
DescriptionLevonorgestrel cyclobutylcarboxylate.svg English: Chemical structure of levonorgestrel cyclobutylcarboxylate Date 20 September 2018 Source Own