C3132121111331312113313331333133313113313331312111113331333133313232322131
>>
C313212111133131211331333133313331311331333131211111333133313331323232213
<<
C3132121111331312113313331333133313113313331312111113331333133313232322133
>>
C3132121111331312113313331333133313113313331312111113331333133313232322132
>>