(4S,7R,8S,9S,13E,16S(E))-4,8-bis-[[dimethyl(1,1-dimethylethyl)silyl]oxy]-7-ethyl-16-(1-methyl-2-(2-pyridyl)ethenyl)-1-oxa-5,5-trimethylene-9,13-dimethyl-cyclohexadec-13-ene-2,6-dione                                                                                                                                                              在
                                                                                                                                                                                 
氟化氢吡啶                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 72.0h,
                                                                                                                以80%的产率得到(4S,7R,8S,9S,13E,16S(E))-4,8-dihydroxy-7-ethyl-16-(1-methyl-2-(2-pyridyl)ethenyl)-1-oxa-5,5-trimethylene-9,13-dimethyl-cyclohexadec-13-ene-2,6-dione