C111122332133313231232313231313231323132322331323133311221123131121
>>
C11112233213331323123231323131323132313232233132313331122112313112
<<
C111122332133313231232313231313231323132322331323133311221123131123
>>
C111122332133313231232313231313231323132322331323133311221123131122
>>