C312322331333132212111133133313331333133312121111331333222212131
>>
C31232233133313221211113313331333133313331212111133133322221213
<<
C312322331333132212111133133313331333133312121111331333222212133
>>
C312322331333132212111133133313331333133312121111331333222212132
>>