Terpreg

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:50692
http://www.genome.jp/dbget-bin/www_bget?cpd:C07652
http://www.hmdb.ca/metabolites/HMDB0014972
http://www.genome.jp/dbget-bin/www_bget?drug:D00585
http://www.genome.jp/dbget-bin/www_bget?cpd:C07652
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=55245
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46505795
https://www.chemspider.com/Chemical-Structure.49889.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=50072024
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=6964
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=50692
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1276308
https://zinc.docking.org/substances/ZINC000003831128
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000090
http://www.pharmgkb.org/drug/PA450500
http://www.guidetopharmacology.org/GRAC/LigandDisplayForward?ligandId=2805
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/486
http://www.rxlist.com/cgi/generic3/mifeprist.htm
https://www.drugs.com/cdi/mifepristone.html
https://en.wikipedia.org/wiki/Mifepristone