C312322331333132212111133133313331323133313221211111211111133133322123321111
>>
C31232233133313221211113313331333132313331322121111121111113313332212332111
<<
C312322331333132212111133133313331323133313221211111211111133133322123321113
>>
C312322331333132212111133133313331323133313221211111211111133133322123321112
>>