17-dimethylaminoethylamino-17-demethoxygeldanamycin
(17-dy-MEH-thul-uh-MEE-noh-EH-thul-uh-MEE-noh-17-dee-meh-THOK-see-gel-DA-nuh-MY-sin)
17-DMAG. A substance that is being studied in the treatment of cancer. It belongs to the family of drugs called geldanamycin analogs.