C1111233133313231133133313331333133313231312312132213231
  >>
   C111123313331323113313331333133313331323131231213221323
  <<
   C1111233133313231133133313331333133313231312312132213233
  >>
 
 
 C1111233133313231133133313331333133313231312312132213232
  >>