C111113331333132322331333133313331333133313121111331333123332311   >>    C11111333133313232233133313331333133313331312111133133312333231   <<    C111113331333132322331333133313331333133313121111331333123332313   >>      C111113331333132322331333133313331333133313121111331333123332312   >>