phorbol-12,13-didecanoate, (1aR-(1aalpha,1bbeta,4aalpha,7aalpha,7balpha,8alpha,9beta,9aalpha))-isomer
phorbol-12,13-didecanoate, (1ar-(1aalpha,1bbeta,4aalpha,7aalpha,7balpha,8alpha,9beta,9aalpha))-isomer