Papaverina

http://classyfire.wishartlab.com/tax_nodes/C0000000
http://classyfire.wishartlab.com/tax_nodes/C0000002
http://classyfire.wishartlab.com/tax_nodes/C0002566
http://classyfire.wishartlab.com/tax_nodes/C0000054
http://classyfire.wishartlab.com/tax_nodes/C0000054
http://classyfire.wishartlab.com/tax_nodes/C0004111
http://classyfire.wishartlab.com/tax_nodes/C0004742
http://classyfire.wishartlab.com/tax_nodes/C0000138
http://classyfire.wishartlab.com/tax_nodes/C0000128
http://classyfire.wishartlab.com/tax_nodes/C0000089
http://classyfire.wishartlab.com/tax_nodes/C0004144
http://classyfire.wishartlab.com/tax_nodes/C0004139
http://classyfire.wishartlab.com/tax_nodes/C0004557
http://classyfire.wishartlab.com/tax_nodes/C0000278
http://classyfire.wishartlab.com/tax_nodes/C0004150
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:28241
http://www.genome.jp/dbget-bin/www_bget?cpd:C06533
http://www.hmdb.ca/metabolites/HMDB0015245
http://www.genome.jp/dbget-bin/www_bget?drug:D07425
http://www.genome.jp/dbget-bin/www_bget?cpd:C06533
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=4680
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46508003
https://www.chemspider.com/Chemical-Structure.4518.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=14754
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=7895
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=28241
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL19224
https://zinc.docking.org/substances/ZINC000000056555
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DAP000959
http://www.pharmgkb.org/drug/PA164745550
https://www.ebi.ac.uk/pdbe-srv/pdbechem/chemicalCompound/show/EV1
http://www.rxlist.com/cgi/generic/papaverine.htm
https://www.drugs.com/cdi/papaverine.html
https://en.wikipedia.org/wiki/Papaverine