methyl [4-({[3-(6-amino-2-butoxy-8-oxo-7,8-dihydro-9H-purin-9-yl)propyl]amino}methyl)phenyl]acetate   、                                                                                      
(2S,4R)-4-triethylsilanyloxy-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester                                                                                                                                                              在
                                                                                                                                                                                 
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-)   、                                                                                                  
三氟乙酸                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 20.0h,
                                                                                                                生成                                                 [2S,4R]-(4-{[[3-(6-amino-2-butoxy-8-oxo-7,8-dihydro-purin-9-yl)-propyl](4-hydroxy-pyrrolidine-2-carbonyl)-amino]-methyl}-phenyl)-acetic acid methyl ester