(3aS,9aS,9bR)-3a-metil-6-[2-(2,5,5-trimetil-1,3-dioksan-2-il)etil]-1,2,4,5,8,9,9a,9b-oktahidro-3aH-ciklopenta[a]naftalen-3,7-dion
(4R,5R)-2-(diklorometyl)-4,5-dihydro-5-(4-mesylfenyl)oxazol-4-ylmetanol