I33132322131121133131323331333132313232213232213231333132312121
  >>
   I3313232213112113313132333133313231323221323221323133313231212
  <<
   I33132322131121133131323331333132313232213232213231333132312123
  >>
 
 
 I33132322131121133131323331333132313232213232213231333132312122
  >>