C313212111133131211331333133313331311331333131211111333131122232132211
>>
C31321211113313121133133313331333131133133313121111133313112223213221
<<
C313212111133131211331333133313331311331333131211111333131122232132213
>>
C313212111133131211331333133313331311331333131211111333131122232132212
>>