The molecule is a taxane diterpenoid that is taxane which contains double bounds at the 4-20 and 11-12 positions and which is substituted by an acetoxy group at the 5alpha position. It is a taxane diterpenoid and an acetate ester.
[(1S,3S,5S,8R)-8,12,15,15-tetramethyl-4-methylidene-5-tricyclo[9.3.1.03,8]pentadec-11-enyl] acetate