| http://www.w3.org/ns/prov#value | - Examples of anti-cancer and other cytotoxic agents include the following: epothilone derivatives as found in German Patent No. 4138042.8; WO 97/19086, WO 98/22461, WO 98/25929, WO 98/38192, WO 99/02224, WO 99/02514, WO 99/03848, WO 99/07692, WO99/27890, and WO 99/28324; cyclin dependent kinase inhibitors as found in WO 99/24416; and prenyl-protein transferase inhibitors as found in WO 97/30992 and
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