methyl mariesiate A 在
lithium aluminium tetrahydride 作用下,
以
乙醚 为溶剂,
反应 0.5h,
以33 mg的产率得到(E)-(4R,6R)-6-((3R,5R,9S,10R,13S,17S)-3-Hydroxy-4,4,10,13,17-pentamethyl-2,3,4,5,6,9,10,11,12,13,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl)-2-methyl-hept-2-ene-1,4-diol