The molecule is a phorbol ester that consists of 16-hydroxyphorbol bearing O-hexadecanoyl (palmitoyl) and O-decanoyl substituents at position 12 and 13 respectively. It is a phorbol ester and a tertiary alpha-hydroxy ketone.
[(1S,2S,6R,10S,11R,12S,13S,14R,15R)-13-acetyloxy-1,6-dihydroxy-8,12-bis(hydroxymethyl)-4,12,15-trimethyl-5-oxo-14-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] hexadecanoate