প্রোপা

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:8481
http://www.hmdb.ca/metabolites/HMDB0014920
http://www.genome.jp/dbget-bin/www_bget?cpd:C07506
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=4934
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46507187
https://www.chemspider.com/Chemical-Structure.4765.html
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=8761
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=8481
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1180725
https://zinc.docking.org/substances/ZINC000001530761
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP001123
http://www.pharmgkb.org/drug/PA164746224
http://www.guidetopharmacology.org/GRAC/LigandDisplayForward?ligandId=329
https://www.drugs.com/cdi/propantheline.html
https://en.wikipedia.org/wiki/Propantheline_bromide