C133323133112111133133313331333133313232331211113313331333112132131   >>    C13332313311211113313331333133313331323233121111331333133311213213   <<    C133323133112111133133313331333133313232331211113313331333112132133   >>      C133323133112111133133313331333133313232331211113313331333112132132   >>