C1333231331121111331333133313331331121133133313221211113313232211   >>    C133323133112111133133313331333133112113313331322121111331323221   <<    C1333231331121111331333133313331331121133133313221211113313232213   >>      C1333231331121111331333133313331331121133133313221211113313232212   >>