C1111233133313231133133313331333133313233232213121111131211
  >>
   C111123313331323113313331333133313331323323221312111113121
  <<
   C1111233133313231133133313331333133313233232213121111131213
  >>
 
 
 C1111233133313231133133313331333133313233232213121111131212
  >>