C1111233131211111211113313331333133313331312331333131211111333122221
>>
C111123313121111121111331333133313331333131233133313121111133312222
<<
C1111233131211111211113313331333133313331312331333131211111333122223
>>
C1111233131211111211113313331333133313331312331333131211111333122222
>>