C111113331333132322331333133313331333133313121111331333121111331333231121111   >>    C11111333133313232233133313331333133313331312111133133312111133133323112111   <<    C111113331333132322331333133313331333133313121111331333121111331333231121113   >>      C111113331333132322331333133313331333133313121111331333121111331333231121112   >>