B23112323331323132313223313331323331323223313231323133313331323222331
  >>
   B2311232333132313231322331333132333132322331323132313331333132322233
  <<
   B23112323331323132313223313331323331323223313231323133313331323222333
  >>
 
 
 B23112323331323132313223313331323331323223313231323133313331323222332
  >>