C312322331333132212111133133313331323133313221211331333133313121111331323232211
>>
C31232233133313221211113313331333132313331322121133133313331312111133132323221
<<
C312322331333132212111133133313331323133313221211331333133313121111331323232213
>>
C312322331333132212111133133313331323133313221211331333133313121111331323232212
>>