6-phenethyl-7-(trifluoromethyl)-1,2,3,4,6,7-hexahydro-[1,4]diazepino[6,7,1-hi]indol-6-ol trifluoroacetate 、
异氰酸异丙酯 在
三乙胺 作用下,
以
四氢呋喃 为溶剂,
以134 mg的产率得到7-hydroxy-N-isopropyl-6-phenethyl-7-(trifluoromethyl)-3,4,6,7-tetrahydro-[1,4]diazepino[6,7,1-hi]indole-2(1H)-carboxamide