Predyne

http://classyfire.wishartlab.com/tax_nodes/C0000001
http://classyfire.wishartlab.com/tax_nodes/C0000423
http://classyfire.wishartlab.com/tax_nodes/C0000432
http://classyfire.wishartlab.com/tax_nodes/C0000432
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:17606
http://metacyc.org/META/new-image?type=COMPOUND&object=IODINE-MOLECULE
http://www.hmdb.ca/metabolites/HMDB0000675
http://www.genome.jp/dbget-bin/www_bget?drug:D00108
http://www.genome.jp/dbget-bin/www_bget?cpd:C01382
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=807
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=175426989
https://www.chemspider.com/Chemical-Structure.785.html
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=5933
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=17606
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1201225
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/I2I
https://en.wikipedia.org/wiki/Iodine