C33331211113313331211113313331333133313221213121111113313331221
>>
C3333121111331333121111331333133313331322121312111111331333122
<<
C33331211113313331211113313331333133313221213121111113313331223
>>
C33331211113313331211113313331333133313221213121111113313331222
>>