37,43,49,54-Tetratert-butyl-58,59-dihydroxy-3,6,11,25,30,33-hexaoxa-14,22-diazanonacyclo[33.15.7.27,10.226,29.116,20.141,45.152,56.02,47.034,39]tetrahexaconta-1,7,9,16,18,20(62),26(61),27,29(60),34,36,38,41(59),42,44,47,49,52,54,56(58),63-henicosaene-15,21-dione 在
三氟乙酸 、 thallium(III) trifluoroacetate 作用下,
以
二氯甲烷 为溶剂,
以41%的产率得到37,49-Ditert-butyl-3,6,11,25,30,33-hexaoxa-14,22-diazanonacyclo[33.15.7.27,10.226,29.116,20.141,45.152,56.02,47.034,39]tetrahexaconta-1,7,9,16(62),17,19,26(61),27,29(60),34,36,38,41,44,47,49,52,55,63-nonadecaene-15,21,43,54,58,59-hexone