3-Cyclohexene-1,2-diol, 4-[(1E,3E,5E,7E,9E,11E,13E,15E)-17-hydroxy-3,7,12,16-tetramethyl-1 8-[tetrahydro-5-(2-hydroxypropyl)-2,3-dimethyl-2-furanyl]-1,3,5,7,9,11,13 ,15-octadecaoctaenyl]-3,5,5-trim