反应详情

3-[3-(4-Methylpiperazin-1-yl)-3-oxo-propyl]-4,5,6,7-tetrahydro-1H-indole-2-carbaldehyde, prepared as described in Example 4 above, was condensed with 5-ethylsulfonyloxindole (see Example 5) following the same procedure used in Example 1 to provide the desired product (80 mg, 53%).