(-)-Desoxyepothilone B (-)-Epothilone D 12,13-Deoxyepothilone B 12,13-Desoxyepothilone B 189453-10-9 Desoxyepothilone B Epothilone D KOS 862 KOS-862 NSC 703147 Oxacyclohexadec-13-ene-2,6-dione, 4,6-dihydroxy-5,5,7,9,13-pentamethyl-16-((1E)-1-methyl-2-(2-methyl-4-thiazolyl)ethenyl)-, (4S,7R,8S,9S,13Z,16S)- Oxacyclohexadec-13-ene-2,6-dione, 4,8-dihydroxy-5,5,7,9,13-pentamethyl-16-(1-methyl-2-(2-methyl-4-thiazolyl)ethenyl)-, (4S-(4R*,7S,8R*,9R*,13Z,16R*(E)))-