C111113331333132322331333133313331331121111121133133313331312133113121   >>    C11111333133313232233133313331333133112111112113313331333131213311312   <<    C111113331333132322331333133313331331121111121133133313331312133113123   >>      C111113331333132322331333133313331331121111121133133313331312133113122   >>