C312322331333132212111133133313331323133313221211111211111323131111221123131
>>
C31232233133313221211113313331333132313331322121111121111132313111122112313
<<
C312322331333132212111133133313331323133313221211111211111323131111221123133
>>
C312322331333132212111133133313331323133313221211111211111323131111221123132
>>