The molecule is a phorbol ester that consists of 4-deoxyphorbol bearing O-acetyl and O-[13-(2Z,4E,6E)-deca-2,4,6-trienoyl] substituents at position 12 and 13 respectively.
[(1R,2R,6S,10S,11R,13S,14R,15R)-14-acetyloxy-1-hydroxy-8-(hydroxymethyl)-4,12,12,15-tetramethyl-5-oxo-13-tetracyclo[8.5.0.02,6.011,13]pentadeca-3,8-dienyl] (2Z,4E,6E)-deca-2,4,6-trienoate