Tonolysin

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:43755
http://www.hmdb.ca/metabolites/HMDB0001938
http://www.genome.jp/dbget-bin/www_bget?drug:D00362
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=5362119
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46504893
https://www.chemspider.com/Chemical-Structure.4514933.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=66979
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=1546022
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=43755
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1237
https://zinc.docking.org/substances/ZINC000003812863
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000587
http://www.pharmgkb.org/drug/PA450242
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/LPR
http://www.rxlist.com/cgi/generic/lisinop.htm
https://www.drugs.com/lisinopril.html
http://www.pdrhealth.com/drugs/rx/rx-mono.aspx?contentFileName=zes1498.html&contentName=Zestril&contentId=861
https://en.wikipedia.org/wiki/Lisinopril