C1111233131211111211113313331333133313331312331333131211111333133321231
>>
C111123313121111121111331333133313331333131233133313121111133313332123
<<
C1111233131211111211113313331333133313331312331333131211111333133321233
>>
C1111233131211111211113313331333133313331312331333131211111333133321232
>>