The present invention relates to a condensation product of N- benzyl-3-inde-substituted carbonyl which is bonded an acetamide represented by the heterocyclic aldehyde with the following formula (1), is derived or promote apoptosis in more detail and, uncontrolled useful for preventing the proliferation of tumor cells and, to a substituted to a condensate having specificity for tumor suppression and cancer metastasis including the treatment configuration, and cancerous lesion. Formula 1 Substituted condensation product, apoptosis, tumor specificity