for the following products
(E)-3-(3-(4-Fluorophenyl)-1-isopropyl-1H-indol-2-yl)acrylaldehyde | (E)-3-[3-(4-Fluorophenyl)-1-(1-methylethyl)-1H-indole-2-yl] propenal | (E)-3-[3-(4-Fluorophenyl)-1-isopropyl-1H-indol-2-yl]-propenal and (E)-3-[3'-(4''-Fluorophenyl)-1'-(1''-methylethyl)-1H-indol-2''-yl-2-propanal