Name: EPOTHILONE B; (1S,3S,7S,10R,11S,12S,16R)-7,11-DIHYDROXY-8,8,10,12,16-PENTAMETHYL-3-[(1E)-1-METHYL-2-(2-METHYL-THIAZOL-4-YL)VINYL]-4,17-DIOXABICYCLO[14