1: MsN3, DBU / acetonitrile 2: 4.1 percent / Cu(hfacac)2 / CH2Cl2 / Heating; other catalyst (Rh2(OAc)2; intramolecular metallocarbenoid C-H insertion reaction of indoline diazoamides possessing a C-2 CH2X substituent; site-selectivity, diastereoselectivity, chemoselectivity View Scheme