Fig. 1: Strategies for divergent cyclization of amide derivatives.

a, b Previous works on cycloisomerization of amide derivatives. c This work, hypervalent iodine reagents mediated intramolecular cycloisomerization and 1,2-aryl migration.
a, b Previous works on cycloisomerization of amide derivatives. c This work, hypervalent iodine reagents mediated intramolecular cycloisomerization and 1,2-aryl migration.