32,38,44,49-Tetratert-butyl-53,54-dihydroxy-3,28-dioxa-6,9,14,17,22,25-hexazaoctacyclo[28.15.7.111,15.116,20.136,40.147,51.02,42.029,34]hexapentaconta-1,11(56),12,14,16,18,20(55),29,31,33,36(54),37,39,42,44,47,49,51(53)-octadecaene-5,10,21,26-tetrone 在
thallium(III) trifluoroacetate 作用下,
以
三氟乙酸 为溶剂,
以68%的产率得到32,44-Ditert-butyl-3,28-dioxa-6,9,14,17,22,25-hexazaoctacyclo[28.15.7.111,15.116,20.136,40.147,51.02,42.029,34]hexapentaconta-1,11(56),12,14,16,18,20(55),29,31,33,36,39,42,44,47,50-hexadecaene-5,10,21,26,38,49,53,54-octone