C111113331333132322331333133313331333133313121111331333132213111121   >>    C11111333133313232233133313331333133313331312111133133313221311112   <<    C111113331333132322331333133313331333133313121111331333132213111123   >>      C111113331333132322331333133313331333133313121111331333132213111122   >>