tert-butyl 7,8-dimethoxy-3,4-dihydropyrrolo[4,3,2-de]quinoline-5(1H)-carboxylate

1-methyl-7,8-dimethoxy-1,3,4,5-tetrahydropyrrolo<4,3,2-de>quinolin-4-one

tert-butyl 2-(1-allyl-4-iodo-6-methoxyindolin-3-yl)ethylcarbamate

ethyl 3-(2-(tert-butoxycarbonylamino)ethyl)-4-iodo-6-methoxyindoline-1-carboxylate