C1111121111331311211331333133313331333133313121111331333132322331333121   >>    C111112111133131121133133313331333133313331312111133133313232233133312   <<    C1111121111331311211331333133313331333133313121111331333132322331333123   >>      C1111121111331311211331333133313331333133313121111331333132322331333122   >>