在
                                                                                                                                                                                 
甲醇                                                                                                                                  作用下,
                                                                                                                                                                                        反应 15.0h,
                                                                                                                以0.25 g的产率得到(6R,9R,11R,12R,13R,15R,17R,18R)-12-((2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yloxy)-6-ethyl-18-hydroxy-13-methoxy-4,9,11,13,15,17-hexamethyl-7-oxa-2,3-diazaspiro[4.13]octadec-1-ene-8,10,16-trione