Actinomycin IV

https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:27666
http://www.hmdb.ca/metabolites/HMDB0015105
http://www.genome.jp/dbget-bin/www_bget?drug:D00214
http://www.genome.jp/dbget-bin/www_bget?cpd:C06770
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=457193
https://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?sid=46509192
https://www.chemspider.com/Chemical-Structure.10482167.html
http://www.bindingdb.org/bind/chemsearch/marvin/MolStructure.jsp?monomerid=43866
https://mor.nlm.nih.gov/RxNav/search?searchBy=RXCUI&searchTerm=3100
https://www.ebi.ac.uk/chebi/searchId.do?chebiId=27666
https://www.ebi.ac.uk/chembldb/index.php/compound/inspect/CHEMBL1554
http://bidd.nus.edu.sg/group/cjttd/ZFTTDDRUG.asp?ID=DNC000380
http://www.pharmgkb.org/drug/PA151917012
http://www.rxlist.com/cgi/generic2/dactinomycin.htm
https://www.drugs.com/cdi/dactinomycin.html
https://en.wikipedia.org/wiki/Dactinomycin