C111123313121111121111331333133313331323232133313331333131221211111111311   >>    C11112331312111112111133133313331333132323213331333133313122121111111131   <<    C111123313121111121111331333133313331323232133313331333131221211111111313   >>      C111123313121111121111331333133313331323232133313331333131221211111111312   >>