C11112331312111112111133133313331333133313112113313331333133313231121131211211
>>
C1111233131211111211113313331333133313331311211331333133313331323112113121121
<<
C11112331312111112111133133313331333133313112113313331333133313231121131211213
>>
C11112331312111112111133133313331333133313112113313331333133313231121131211212
>>