C111113331333132322331333133313331333133313121111331333132313113311   >>    C11111333133313232233133313331333133313331312111133133313231311331   <<    C111113331333132322331333133313331333133313121111331333132313113313   >>      C111113331333132322331333133313331333133313121111331333132313113312   >>