C111113331333132322331333133313331331121111121133133313331323331212111   >>    C11111333133313232233133313331333133112111112113313331333132333121211   <<    C111113331333132322331333133313331331121111121133133313331323331212113   >>      C111113331333132322331333133313331331121111121133133313331323331212112   >>