2,3,7,8-Tetrahydro-2,5,8,8,12-pentamethyl-3alpha, 6-epoxy-3alphah-cyclopentacyclododecin-4,11-dione 29444-03-9 3a,6-Epoxy-3aH-cyclopentacyclododecene-4,11-dione, 2,3,7,8-tetrahydro-2,5,8,8,12-pentamethyl-, (2R-(2R*,3aR*,9E,12Z))- (9CI) 3abeta,6-Epoxy-3aH-cyclopentacyclododecin-4,11-dione, 2,3,7,8-tetrahydro-2alpha,5,8,8,12-pentamethyl-, (+)- (8CI) Jatropha principle Jatrophon Jatrophone NSC 135037