Wiktionary
ixabepilone
n. A particular drug used in chemotherapy.
Wikipedia
Ixabepilone
Ixabepilone ( INN; also known as azaepothilone B, codenamed BMS-247550) is an epothilone B analog developed by Bristol-Myers Squibb as a chemotherapeutic medication for cancer.
It is produced by Sorangium cellulosum.