C1111233133313231133133313331333133311221123121111133312131
  >>
   C111123313331323113313331333133313331122112312111113331213
  <<
   C1111233133313231133133313331333133311221123121111133312133
  >>
 
 
 C1111233133313231133133313331333133311221123121111133312132
  >>