3-{1-[3-(2-bromoethoxy)-4-(phenylmethoxy)butyl]indol-3-yl}-4-(indol-3-yl)-3-pyrroline-2,5-dione
3-{1-[3-(2-hydroxyethoxy)-4-(phenylmethoxy)butyl]indol-3-yl}-4-(indol-3-yl)-3-pyrroline-2,5-dione
methyl 2-(1-{3-[2-(methylsulfonyloxy)ethoxy]-4-(triphenylmethoxy)butyl}indol-3-yl)-2-oxoacetate
6,7,10,11-tetrahydro-9-[(phenylmethoxy)methyl]-9H,18H-5,21:12,17-dimethenodibenzo[e,k]pyrrolo[3,4-h][1,4,13]oxadiazacyclohexadecine-18,20(19H)-dione
methanesulfonic acid 2-(3-indol-1-yl-1-trityloxymethyl-propoxy)-ethyl ester