C1111233133313231133133313331333133313231232313331333133313232122233312111
>>
C111123313331323113313331333133313331323123231333133313331323212223331211
<<
C1111233133313231133133313331333133313231232313331333133313232122233312113
>>
C1111233133313231133133313331333133313231232313331333133313232122233312112
>>