12-O-tetradecanoylphorbol 13-acetate

12-O-tet·ra·dec·a·no·yl·phor·bol 13-ac·e·tate

(tet'ră-dek'ă-nō-il-fōr'bol as'ĕ-tāt),
A double ester of phorbol found in croton oil; a cocarcinogen or tumor promoter.