Drugs Causing Retroperitoneal Cancer: 3
Drug Name	CAS Number	Source
Ciprofloxacin	85721-33-1	MetaADEDB
Lapatinib	231277-92-2	MetaADEDB
Leucovorin	1492-18-8	MetaADEDB

List of proteins causing Retroperitoneal Cancer
Protein Name	Uniprot ID	Source