C31321211113313121133133313331333131133133313121111112223331221
>>
C3132121111331312113313331333133313113313331312111111222333122
<<
C31321211113313121133133313331333131133133313121111112223331223
>>
C31321211113313121133133313331333131133133313121111112223331222
>>