C11112331312111112111133133313331311331323212331333131133131121133121221
>>
C1111233131211111211113313331333131133132321233133313113313112113312122
<<
C11112331312111112111133133313331311331323212331333131133131121133121223
>>
C11112331312111112111133133313331311331323212331333131133131121133121222
>>