4-(4-oxo-4-(3,4,5-trimethoxyphenyl)but-2-en-2-yl)benzaldehyde 、
6,11-二氢-11-(1-甲基-4-哌啶亚基)-5H-苯并[5,6]环庚烷并[1,2-b]吡啶 、
苯甲醛 、
盐酸肌氨酸 以respectively, in Example 22, Step-C, the similar process afforded the title compound in 66% yield的产率得到methyl-1-(4-(4-oxo-4-(3,4,5-trimethoxyphenyl)but-2-en-2-yl)benzyl)azetidine-3-carboxylate