I12213331323133313221323132323132313232233132313211232211
  >>
   I1221333132313331322132313232313231323223313231321123221
  <<
   I12213331323133313221323132323132313232233132313211232213
  >>
 
 
 I12213331323133313221323132323132313232233132313211232212
  >>