C111123313121111121111331333133313331333131121133133313331333133313232233131311   >>    C11112331312111112111133133313331333133313112113313331333133313331323223313131   <<    C111123313121111121111331333133313331333131121133133313331333133313232233131313   >>      C111123313121111121111331333133313331333131121133133313331333133313232233131312   >>