描述:
                                
                                                                                                                         tert-butyl (2S,3S)-3-[[(3aR,4S,6R,6aR)-2,2-diethyl-6-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-4-yl]oxy]-3-[(3aR,4R,6R,6aR)-4-(2,4-dioxopyrimidin-1-yl)-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]-2-(3-cyanopropylamino)propanoate   、                                                                                                                                                                                                                                                                                                                                                            反应 24.0h,
                                                                                                                以18 mg的产率得到