Apo-Flavoxate

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:5088
http://www.hmdb.ca/metabolites/HMDB0015279
http://www.genome.jp/dbget-bin/www_bget?cpd:C07809
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=3354
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46505138
https://www.chemspider.com/Chemical-Structure.3237.html
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=4440
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=5088
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1493
https://zinc.docking.org/substances/ZINC000000608382
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001114
http://www.pharmgkb.org/drug/PA164781386
http://www.rxlist.com/cgi/generic3/flavoxate.htm
https://www.drugs.com/cdi/flavoxate.html
http://www.pdrhealth.com/drug_info/rxdrugprofiles/drugs/uri1471.shtml
https://en.wikipedia.org/wiki/Flavoxate