聚合甲醛 、
10-aminobenzo[b]acronycine 在
三氟乙酸 、 potassium hydroxide 作用下,
以
水 为溶剂,
反应 2.0h,
以21%的产率得到17,41-Dimethoxy-8,13,13,32,37,37-hexamethyl-14,38-dioxa-1,8,25,32-tetrazadodecacyclo[23.23.1.02,23.05,22.07,20.09,18.010,15.026,47.029,46.031,44.033,42.034,39]nonatetraconta-2(23),3,5,7(20),9,11,15,17,21,26(47),27,29,31(44),33,35,39,41,45-octadecaene-19,43-dione