C133323133112111133133313331333133313231322331333133311222131211   >>    C13332313311211113313331333133313331323132233133313331122213121   <<    C133323133112111133133313331333133313231322331333133311222131213   >>      C133323133112111133133313331333133313231322331333133311222131212   >>