C123213232213331322132313233313222313231323132322123231323132313233321
>>
C12321323221333132213231323331322231323132313232212323132313231323332
<<
C123213232213331322132313233313222313231323132322123231323132313233323
>>
C123213232213331322132313233313222313231323132322123231323132313233322
>>