2-(1-amino-2-phenyl-ethyl)-thiazole-4-carboxylic acid; monohydrochloride                                                                                                                                                              在
                                                                                                                                                                                 
五氟苯基二苯基磷酸酯   、                                                                                                  
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                    反应 18.0h,
                                                                                                                生成                                                 (4R,11R,18S,25S)-4,11,18,25-tetrabenzyl-6,13,20,27-tetrathia-3,10,17,24,29,30,31,32-octazapentacyclo[24.2.1.15,8.112,15.119,22]dotriaconta-1(28),5(32),7,12(31),14,19(30),21,26(29)-octaene-2,9,16,23-tetrone   、                                                                                             (4S,11R,18S,25R)-4,11,18,25-tetrabenzyl-6,13,20,27-tetrathia-3,10,17,24,29,30,31,32-octazapentacyclo[24.2.1.15,8.112,15.119,22]dotriaconta-1(28),5(32),7,12(31),14,19(30),21,26(29)-octaene-2,9,16,23-tetrone   、                                                                                                、