Yosan

http://www.hmdb.ca/metabolites/HMDB0015679
http://www.genome.jp/dbget-bin/www_bget?drug:D00436
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=4477
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=99443295
https://www.chemspider.com/Chemical-Structure.4322.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=11242
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=7402
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=7553
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1448
https://zinc.docking.org/substances/ZINC000003874496
http://www.pharmgkb.org/drug/PA165958408
https://www.drugs.com/cons/niclosamide.html
https://en.wikipedia.org/wiki/Niclosamide