B3313221211233132322331321123233313231333132233133313331333132213331322331121
  >>
   B331322121123313232233132112323331323133313223313331333133313221333132233112
  <<
   B3313221211233132322331321123233313231333132233133313331333132213331322331123
  >>
 
 
 B3313221211233132322331321123233313231333132233133313331333132213331322331122
  >>