4-(bromomethyl)isoquinoline hydrobromide 、
(4S,11S,18S)-7,14,21-trimethyl-4,11,18-tri(propan-2-yl)-3,6,10,13,17,20,22,23,24-nonazatetracyclo[17.2.1.15,8.112,15]tetracosa-1(21),5(24),7,12(23),14,19(22)-hexaene-2,9,16-trione 在
sodium hydride 作用下,
以
N,N-二甲基甲酰胺 、 mineral oil 为溶剂,
以18 mg的产率得到(4S,11S,18S)-6,13,20-tris(isoquinolin-4-ylmethyl)-7,14,21-trimethyl-4,11,18-tri(propan-2-yl)-3,6,10,13,17,20,22,23,24-nonazatetracyclo[17.2.1.15,8.112,15]tetracosa-1(21),5(24),7,12(23),14,19(22)-hexaene-2,9,16-trione