C11112331312111112111133133313331333133313123313331331123231322111133231   >>    C1111233131211111211113313331333133313331312331333133112323132211113323   <<    C11112331312111112111133133313331333133313123313331331123231322111133233   >>      C11112331312111112111133133313331333133313123313331331123231322111133232   >>