C313212111133131211331333133313331311331333131133133313222232321
>>
C31321211113313121133133313331333131133133313113313331322223232
<<
C313212111133131211331333133313331311331333131133133313222232323
>>
C313212111133131211331333133313331311331333131133133313222232322
>>