C22121333132313311211113313331333133313331313221131211331311211111
>>
C2212133313231331121111331333133313331333131322113121133131121111
<<
C22121333132313311211113313331333133313331313221131211331311211113
>>
C22121333132313311211113313331333133313331313221131211331311211112
>>