4,5-dihydro-1-methoxy-6H-indolo[3,2,1-de][1,5]naphthyridin-6-one

methyl 4-methoxy-9H-pyrido[3,4-b]indole-1-propanoate

色胺盐酸盐

methyl 2,3,5,6,11,11b-hexahydro-3-oxo-1H-indolizino[8,7-b]indole-11b-carboxylate

11,11b-dihydro-1H-indolizino[8,7-b]indole-3,6(2H,5H)-dione