3-(6-oxo-8,9-dihydro-7H-pyrido[1,2-a]indol-10-yl)propanoic acid

10-(2-aminoethyl)-8,9-dihydro-7H-pyrido[1,2-a]indol-6-one

1,2,3,4,5,6,7,8-octahydroazonino[5,4-b]indole

2-氯丁酰氯

2,3,5,6,7,8-hexahydro-1H-azonino[5,4-b]indol-4-one