、 7-hydroxy-7-(6-hydroxy-1,3-benzodioxol-5-yl)-3,4-dihydro-2H-[1,4]oxazepino[2,3,4-hi]indol-6(7H)-one 、
1-hydroxy-1-(6-hydroxy-1,3-benzodioxol-5-yl)-5,6,7,8-tetrahydro-4H-azocino[3,2,1-hi]indol-2(1H)-one 以1-(6-hydroxy-1,3-benzodioxol-5-yl)-5,6,7,8-tetrahydro-4H-azocino[3,2,1-hi]indol-2(1H)-one was obtained (83%) as a colorless solid的产率得到1-(6-hydroxy-1,3-benzodioxol-5-yl)-5,6,7,8-tetrahydro-4H-azocino[3,2,1-hi]indol-2(1H)-one