C312322331333132212111133133313331323133313221211111211113313123221121131
>>
C31232233133313221211113313331333132313331322121111121111331312322112113
<<
C312322331333132212111133133313331323133313221211111211113313123221121133
>>
C312322331333132212111133133313331323133313221211111211113313123221121132
>>