Synonyms: Decanoicacid,1,1a,1b,4,4a,5,7a,7b,8,9-decahydro-4a,7b,9-trihydroxy-3-(hydroxymethyl)-1,1,6-trimethyl-5-oxo-9aH-cyclopropa[3,4]benz[1,2-e]azulen-9a-ylester, [1aR-(1aa,1bb,4ab,7aa,7ba,9b,9aa)]-; 9aH-Cyclopropa[3,4]benz[1,2-e]azulene, decanoic acid deriv.; Phorbol13-decanoate